Popsugar Celebrity Halloween Costumes 2019 Celebrity Couple Halloween Costume Ideas 2019 25 Celebrity Couples You and Your Significant Other Can Be This Halloween 19 September 2019 by Kelsie Gibson View On One Page Photo 2 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Cara Delevingne and Ashley Benson at the US Open What to wear for Cara: A floral dress with a suede jacket and leather beret. What to wear for Ashley: A navy dress a grey blazer. Previous Next Start Slideshow Halloween Costumes 2019Celebrity CouplesHalloween Costumes