Dressing up with your best friend [1] is always a good idea, and this Halloween [2] is the perfect excuse to do so. Making costumes together is a great way to bond, which is why we decided to round up all of the best DIY Halloween [3] ideas of 2019 right here. From iconic TV best friends [4] like Lucy and Ethel from I Love Lucy, to crazy-cute and creative twosomes like sushi and soy sauce and pop-culture costumes like Paris Hilton [5] and Nicole Richie [6], these outfits are sure to make you and your best friend the cutest duo of them all. And the best part? All of these costumes can be easily be made at home, meaning if you need a last-minute costume [7] or a cheap [8] alternative, these have got you covered. If you have a preppy plaid skirt and white shirt in your closet, you can effortlessly be Serena and Blair from Gossip Girl [9]. If you need an excuse to wear that new white dress, you can be an angel and your bestie can be a devil. And if you want to really get crafty and creative with your costumes [10], we have ways to do that, too.
Check out the cutest costumes [11] for best friends ahead, and get ready to be the best dynamic duo out there.
— Additional reporting by Lauren Harano
Angel and Devil
The classic angel and devil duo never gets old. Have the angel wear a white ensemble with a halo and wings, and have the devil dress in red or black with horns and a tail.
The Grady Twins
This haunting look from The Shining requires knee-high socks, girlie hair barrettes, and baby blue dresses — try scoping out cheaper Alice in Wonderland costumes. Oh, and add fake blood for an even scarier look.
Cher and Dionne
Replicate the perennially popular Clueless looks with, basically, lots of plaid. For Cher, wear a coordinated yellow ensemble with knee-high socks and white clogs. For Dionne, wear a black plaid ensemble with a red top and statement hat.
Hershey's Kit Kat
Make your Halloween [12] super sweet when you dress up as two halves of a Kit Kat. Just wear a red outfit and tape the Kit Kat logo onto your shirt. Done and done!
A Pirate and Rum
Ahoy, matey! Everyone knows pirates love their rum, which is why this costume is a must. Have one person dress as a pirate by wearing a pirate's hat and themed outfit, while the other person wears a dark brown shirt with the word "rum" written on it. Time to set sail!
Skeletons
If you and your bestie need a last-minute costume, being a skeleton is about as easy as it gets! Wear whatever kind of clothes you want (black and white are always a good choice) and pack on the face paint!
Pennywise and Georgie, It
These haunting It costumes will be sure to scare everyone. To be Georgie, wear a little yellow raincoat and rain boots. Wear your best Pennywise costume by dressing in puffy white clothing with red buttons and wild face makeup. Be sure to bring a red balloon!
Scarecrows
This easy DIY [13] best friend costume really only requires a little face paint and a flannel. Feel free to wear overalls, blue jeans, and a hat, too.
Woody and Buzz Lightyear, Toy Story
Everyone's favorite toys are back! Woody and Buzz have pretty straightforward outfits, so all you need to do is dress the part. Woody will need a cowboy hat and boots with a yellow shirt and cow print vest, while Buzz will need a green, white, and purple ensemble complete with makeshift wings.
Lilo and Stitch, Lilo & Stitch
Bring on the trouble with this Lilo & Stitch costume set. Dress up as Lilo by wearing a red shirt and green skirt complete with leaf accessories or opt for her iconic red flower-print dress. Stitch will need to be in all blue with big blue ears.
Wayne and Garth
For this classic duo, wear your finest slacker clothes. Garth should wear a band t-shirt, blue jeans, Converse sneakers, flannel, and glasses. Wayne should wear a black t-shirt, blue jeans, Converse sneakers, and a trucker hat with the Wayne's World logo pasted on the front.
Gracie Hart and Cheryl Frasier, Miss Congeniality
You know you love these Miss Congeniality troublemakers. Dress your best (think evening gowns) and get ready for a wild ride. Gracie will need some sort of FBI accessory, and Cheryl will need batons and jewelry. Make sure each character is wearing their corresponding state sash!
Milk and Cookies
Nothing is better than milk and cookies, right? Make a DIY [14] cookie costume by wearing a brown shirt with dark brown dots for the chocolate chips — and looking extra sweet. Make a milk carton out of a box, and simply write the word "milk" across it. You'll be the best duo out there.
M&M'S
Make your Halloween [15] sweet when you dress up as M&M'S. Just pick which color you want to be, and attach a large letter "M" to your shirt — that's it!
Dora and Diego, Dora the Explorer
Turn this Halloween [16] into an adventure of your own with this Dora the Explorer costume set. Dora will need to wear a pink shirt with orange shorts, and Diego will need a blue shirt with a light brown vest. Beware of Swiper!
Candy Floss
Want a real sugar rush? Dressing up as candy floss is about as sweet as it gets. Wear a pink dress and stick as much pink-coloured cotton as you can to it. Top off your outfit with a pink wig and cone-shaped hat.
A Barbie and a Bratz Doll
Who doesn't love Barbies and Bratz? To pull off these costumes, you'll need a lot of makeup, accessories, and of course, pink. Add some sparkles and lip gloss, too.
Siamese Cats, Lady and the Tramp
Stir up trouble this Halloween [17] when you and your best friend dress up as the mischievous Siamese cats from Lady and the Tramp. Wear light brown outfits with cat ears and whiskers to make this look purr-fect.
Isis and Torrance, Bring It On
Get ready to bring on the Halloween [18] spirit when you dress up as these rival cheerleaders. Pom-poms, cheer skirts, and white sneakers will bring these looks to life.
Salt and Pepper
Shake up this Halloween [19] when you dress up as salt and pepper. One friend will need to wear a white outfit, while the other wears black. Put a large letter "S" or "P" on your shirt, and get ready to spice up the holiday.
Holidays
Celebrate your favorite holiday this Halloween [20], no matter what month it might be in! Have you and your bestie pick which holiday you want to be, and get ready to go all out. (Example: for Valentine's day, wear heart accessories, Cupid wings, and anything pink or red.)
Wilma and Pebbles, The Flintstones
Take things back to Bedrock with this fun Flintstones costume set. To be Wilma, a white off-the-shoulder dress and pearl necklace will do the trick. Pebbles will need to wear a green and black dress with a crossbone hair accessory.
Buffy and Willow, Buffy the Vampire Slayer
Sunnydale won't know what hit it when you and your bestie wear these Buffy and Willow costumes. For Buffy, wear a black camisole with red pants and a chunky necklace. Willow will need overalls, school supplies, and some of her beloved sidekick support.
Lucy and Ethel, I Love Lucy
These two sitcom icons will never go out of style, meaning that these costumes are sure to be a hit. Find your most fashionable '50s clothing, fluff up your hair, and add a dash of bright red lipstick to both looks.
Samantha and Endora, Bewitched
This cute costume is sure to put a spell on everyone who sees it! This enchanting mother-daughter outfit will consist of '60s style clothing for Samantha and bright blue eye shadow for Endora.
Muffy and Francine, Arthur
These Arthur friends are a dynamic '90s duo. To be Muffy, a white blouse with a purple skirt will do, but don't forget the braids! Francine should be in a red sweater and pants with her iconic hair clips.
Lil and Phil, Rugrats
Twins for the win! These Rugrats characters are about as crazy as it gets, so make your costume the same. You'll need bright green dresses, pink t-shirts, and a purple bow for Lil.
Slinky, Toy Story
For a DIY [21] masterpiece, being Slinky is about as good as it gets. Wear a brown outfit to start, and then let the creativity commence! Use cardboard to create Slinky's face and boxes for his body. Tie yourselves together with a long silver rope, and this Toy Story creation is complete.
Fall and Spring
Dressing up as the seasons is easier (and cuter!) than ever. No matter what season you want to be, get crafty and include flowers, leaves, snowflakes, and more.
Princess Peach and Princess Daisy
Watch out, Mario and Luigi! These two princess are easy to pull off for Halloween [22]. Wear a pink dress and jeweled crown for Princess Peach, and a yellow and orange dress with a dainty crown for Princess Daisy. Let the adventures begin.
Napoleon and Pedro, Napoleon Dynamite
These two best friends deserve the costume award of the year! To be Pedro, wear a light blue Western shirt — complete with a bolo necktie — and blue jeans. A mustache is a necessity. Napoleon will need boot-cut jeans, a "Vote For Pedro" shirt, glasses, and a blond 'fro.
Thing 1 and Thing 2, The Cat in the Hat
Thing 1 and Thing 2 are notorious in their red outfits. Just wear all red and pin a "Thing 1" or "Thing 2" sign on to the front of your shirt. Let the trouble follow.
Karen and Regina, Mean Girls
To be these mean girls [23], someone needs to wear a seductive bunny outfit, and the other needs mouse ears and a black dress. "I'm a mouse, duh."
Betty and Cheryl, Riverdale
The hottest Riverdale [24] frenemie twosome, being Betty and Cheryl is always a good idea. Wear a preppy outfit for Betty and a scandalous one for Cheryl.
Serena and Blair, Gossip Girl
Find the S to your B, and dress up as the most infamous New York duo out there this Halloween [25]. You'll need preppy school outfits — think plaid skirts, blouses, bows, and of course, headbands — and any designer pieces you have to really top this costume off.
Chicken Nugget and Ketchup
If you're in the mood for food, then this costume is right up your alley. Wear all brown for the chicken nugget costume and all red for the ketchup costume. Pass the ketchup, please!
Justin Bieber and Post Malone
Justin Bieber and Post Malone [26] are the coolest celeb best friends out there, and no one can deny that. To be Justin, wear a patterned shirt over a white tank, add some arm tattoos, and finish it off with a bandana. Post Malone always rocks cool suits, so copy that, and put fake tattoos on your face for the full effect.
Robbers
Simple and straightforward, dressing up as burglars is pretty easy. Wear striped shirts, a black beanie, and carry around bags to stash your loot in.
Kevin and Marcus, White Chicks
If you're going to have a BF (b*tch fit) this Halloween [27], only do so if you are dressed up as these White Chicks characters. You'll need extravagant blond wigs, over-the-top outfits, and whole lot of attitude.
Nurses, Silent Hill
Scare the sh*t out of everyone this Halloween [28] when you and your best friend dress up as the nurses from Silent Hill. Wear nurse costumes with creepy masks and your work is done.
Cat and Dog, CatDog
If you were a fan of this animated series, being Cat and Dog is right up your alley. Find a partner and wear orange and yellow outfits with cat and dog ears, then let the fun begin.
Cruella de Vil and a Dalmatian, One Hundred and One Dalmatians
Everyone will instantly be able to tell who you and your best friend are when you dress up in this One Hundred and One Dalmatians costume duo. Dress yourself in lots of dalmatian dots and fur to be Cruella, and dog ears and whiskers for a dalmatian.
The Mad Hatter and White Rabbit, Alice in Wonderland
Take a trip down the rabbit hole this Halloween [29] when you dress up as these iconic Alice in Wonderland characters. Be as creative as you want with the costumes, and trust us when we say that you can't get quirky enough.
Grace and Frankie, Grace and Frankie
From rivals to best friends, being Grace and Frankie is always a wild roller coaster. Toss on your something printed and funky if you're dressing up as Frankie, and wearing something chic and preppy for Grace.
Mike Wazowski and Sulley, Monsters Inc.
Give everyone a scare this Halloween [30] when you dress up as this Monsters Inc. twosome. To be Mike Wazowski, wear all green and attach a large cutout of an eyeball to your shirt. Sulley should be in all blue with big purple spots.
Thumper and Bambi, Bambi
This Disney duo is too cute to pass up. Rabbit ears and deer antlers will bring this costume to life. Then add other accessories for the finishing touches.
Elmo and Cookie Monster
Sesame Street is cute and timeless, which means so is this Halloween [31] costume! To be Elmo, wear a red outfit with an orange nose. To be Cookie Monster, wear nothing but blue — and don't forget the cookies!
Fruit
Feelin' fruity? This easy and cute DIY [32] costume consists of colorful shirts and crafty hats. Use construction paper to make the top of the fruit and markers to sketch seed-like outlines on the shirts.
Daphne and Velma, Scooby-Doo
To be the best detective duo out there (aside from Scooby and Shaggy, of course), you'll need an orange outfit for Velma and a purple outfit for Daphne. And those are all the costume clues you'll need!
Mummys
Being a mummy is always a great go to for Halloween [33] because all you really need is a white outfit and some toilet paper! Feel free to get as crafty as you want with this costume.
Jon Snow and Daenerys Targaryen, Game of Thrones
If you're a big Game of Thrones fan, you know that this costume is a must. To be Jon Snow, wear an all-black outfit with a fur coat and fake sword. To be Daenerys, any elegant dress will do. Finish off your costume with dainty braids and a dragon prop. (Bonus: this Game of Thrones costume can double as a cute couples costume!)
Macaroni and Cheese
You don't need to get too cheesy with this outfit, unless you really want to. If you're looking for an easy DIY [34] costume, all you need is a white or yellow shirt to write the words "macaroni" and "cheese" on, and complete the look with a homemade pasta shell necklace.
Grannies
This high-comfort costume can be achieved with some pajamas, dressing gowns, glasses, walkers, and/or canes. Also consider spray-painting your hair grey to get the full effect.
Bunches of Grapes
The simple but showstopping costume can be made by carefully pinning purple balloons to any neutral-colored outfit. You can add to it by creating a green felt collar [35] to look like leaves.
The Grady Twins
This haunting look from The Shining requires knee-high socks, girlie hair clips, and baby blue dresses — try scoping out cheaper Alice in Wonderland costumes. Oh, and lots of fake blood.
Zenon and Nebula
Dress up as the millennial supernova girls with matching lamé skirts, neon-coloured leggings, and an '00s bubble vest. Finish the look with high pigtails.
Gumball Machines
This sweet costume is made by drawing a keyhole and coin deposit on a piece of black paper and attaching that to a red skirt or bottom. You can then decorate any top with a bunch of colorful pom-poms and a lot of glue.
Cowgirls
This classic costume can be done with an all-denim ensemble, boots, a bandana, and of course, a cowboy hat.
Harry Potter and Draco Malfoy
For this more feminine take on the beloved wizard, wear a button-up shirt, black sweater vest, tie, and eyeglasses. Finish the look by drawing on Harry's lightning bolt scar. For Draco Malfoy, wear a similar uniform and icy blonde wig.
Starbucks Frappuccinos
Use a nude slip dress as your foundation. Print or cut a felt decal of the Starbucks logo and iron it onto the dress. Fold pieces of thick ivory fabric, and sew it onto the top of the dress to get the whipped cream effect. Paint a paper towel tube green and glue it to the inside of the dress. Click here [36] for more details.
Rockstars
For this clever costume, one person can dress up as a rock by stuffing a plastic trash bag. Painting the bag grey is also a good idea. For the star, you would need to wear all yellow and create the star cutout from a sturdy poster board.
Best Friends Necklace
Cut out a heart from pink paper, write "best friends" on it, then cut a zig zag through it. Punch holes on the top of each half and put a ribbon through each to wear around your necks. Wear matching pink tutus.
Gretchen and Spinelli
To channel this Recess duo you'll need a red dress, yellow beanie, black leather jacket, and red and yellow striped tights for Spinelli and a light blue dress, a white short-sleeve shirt, pink knee-high socks, glasses, and, of course, ponytails for Gretchen.
Patty and Selma Bouvier
For this Simpsons look, wear two large purple wigs, pink and blue dresses, respectively, and large chunky necklaces. Fake cartoon eyes with lensless glasses, and of course, paint your body in yellow.
Wilma and Betty
Dress as the Flinstones friends by cutting the hems of your blue and white jersey dresses, respectively. For Wilma, accessorize with a giant necklace made from strung-together styrofoam balls. For Betty, rock a blue hair bow.
Thelma and Louise
Imitate the devoted duo's laid-back style with light wash denim, cowboy boots, sleeveless t-shirts, sunglasses, and a neckerchief.
Dancing Girls Emoji
This simple costume only requires black leotards, nude tights, and a black headband or bunny ears.
Shower Flowers
This costume requires a lot of colored tulle. Use a simple dress as the foundation and proceed to fold up and attach big bunches of tulle. Finish the look by gluing bath toys to a headband.
Paris Hilton and Nicole Richie
Pay homage to the '00s pair in outfits that mirror their Simple Life promo photos. Think low-slung jeans, long vest tops, boho accessories, and designer handbags.