0Best Celebrity Halloween Costumes 2015 (PHOTOS)OMGFrom Paris Hilton as a sexy Viking princess to Colton Haynes as Ursula, here is some last-minute inspiration.William BootUpdated Jul. 12, 2017 5:41PM ET / Published Oct. 31, 2015 3:22PM ET Getty Getty Instagram Twitter Instagram Splash News Heidi Klum and Gigi HadidInstagram Justin BieberInstagram Arianna GrandeInstagram Paris HiltonInstagram Robert Downey JrInstagram Channing Tatum and Jenna Dewan-TatumInstagram Kylie JennerInstagram Miranda KerrInstagram Ellen DegeneresInstagram Tyra BanksInstagram Nicki MinajInstagram Kourtney KardashianInstagram Colton HaynesInstagram
Getty Instagram Twitter Instagram Splash News Heidi Klum and Gigi HadidInstagram Justin BieberInstagram Arianna GrandeInstagram Paris HiltonInstagram Robert Downey JrInstagram Channing Tatum and Jenna Dewan-TatumInstagram Kylie JennerInstagram Miranda KerrInstagram Ellen DegeneresInstagram Tyra BanksInstagram Nicki MinajInstagram Kourtney KardashianInstagram Colton HaynesInstagram