Celebrity·Posted on Feb 16, 2015All The Red Carpet Looks At SNL 40What everyone wore to the celebration.by by Sydney ScottBuzzFeed Staff, by Whitney JeffersonBuzzFeed StaffLinkFacebookPinterestTwitterMail Jimmy Fallon and Justin Timberlake Amy Poehler Will Ferrell Ana Gasteyer Horatio Sanz Sigourney Weaver Victoria Jackson Tom Arnold Steve Guttenberg Siobhan Fallon Hogan Fred Armisen Whoopi Goldberg Colin Quinn Melissa McCarthy Kristen Wiig Sarah Palin Tina Fey Taylor Swift Gabourey Sidibe Natasha Lyonne Blondie Jim Carrey Adam & Jackie Sandler Donald & Melania Trump Ludacris Elvis Costello Michael Bolton Michael Douglas & Catherine Zeta-Jones Martin Short Kerry Washington Dylan McDermott Bradley Cooper & Gloria Campano Molly Shannon Dakota Johnson Chevy Chase Bill Hader Lance Bass Sarah Silverman James Franco Lucy Liu Rachel Dratch Maya Rudolph Jerry & Jessica Seinfeld Betty White Eddie Murphy & Paige Butcher John Goodman Tom Hanks & Rita Wilson