Popsugar Fashion Oscars Saoirse Ronan at the Oscars 2018 Saoirse Ronan's Oscars Dress Is a More Elevated Take on Her Lady Bird Prom Dress 5 March 2018 by Brinton Parker Image Source: Getty / Kevin Mazur Lady Bird star Saoirse Ronan's character rocks a pink prom dress in the film, but the best actress nominee chose a chicer style for her pink Oscars red carpet gown. Ronan's custom Calvin Klein By Appointment gown featured a strapless neckline and an elegant train . . . but that's not the feature your eye will be most drawn to. Around the back of the gown, a large silken bow turned the gown from something simple to a full-blown My Fair Lady-style delight! Saoirse paired her gown with glittering drop earrings and a pair of baby pink heels to match the gown, then topped it all off with her hair in a chic bob. Check out every angle of the full look ahead, then catch up on the rest of the night's most unforgettable gowns. Image Source: Getty / Kevin Mazur 1 / 7 Image Source: Getty / Frazer Harrison 2 / 7 Image Source: Getty / Kevin Mazur 3 / 7 Image Source: Getty / Kevin Mazur 4 / 7 Image Source: Getty / Frazer Harrison 5 / 7 Image Source: Getty / Jeff Kravitz 6 / 7 Image Source: Getty / Frazer Harrison 7 / 7 Award SeasonRed Carpet FashionOscarsCalvin KleinSaoirse RonanRed Carpet