Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images1/24Taylor Swift in Azzaro
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images2/24Bradley Cooper and his mother, Gloria Campano
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images3/24Dakota Johnson in Sonia Rykiel and Gianvito Rossi
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images4/24Emma Stone in Dior and Larry David
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images5/24Kerry Washington in Adam Lippes
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images6/24Haim
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images7/24Jessica and Jerry Seinfeld
Photo: Jamie McCarthy/NBC/NBCU Photo Bank via Getty Images8/24Kristen Wiig in Max Azria Atelier
Photo: Jamie McCarthy/NBC/NBCU Photo Bank via Getty Images9/24Justin Timberlake, Billy Crystal, and Jimmy Fallon
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images10/24Robert De Niro
Photo: Michael Loccisano/NBC/NBCU Photo Bank via Getty Images11/24Seth Meyers and Alexi Ashe
Photo: heo Wargo/NBC/NBCU Photo Bank via Getty Images12/24Miley Cyrus performing
Photo: Dana Edelson/NBC/NBCU Photo Bank via Getty Images13/24Vic Mensa, Kanye West, and Sia performing "Wolves"
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images14/24Keith Richards
Photo: Dana Edelson/NBC/NBCU Photo Bank via Getty Images15/24Will Ferrell performing a Jeopardy sketch
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images16/24Jack Nicholson
Photo: Chris Haston/NBC/NBCU Photo Bank via Getty Images17/24Former governor Sarah Palin
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images18/24Kevin Nealon, Norm Macdonald, Seth Meyers, and Colin Quinn
Photo: Mike Coppola/NBC/NBCU Photo Bank via Getty Images19/24Kate Capshaw and Steven Spielberg
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images20/24John Goodman
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images21/24Tom Hanks, Rita Wilson, Nancy Shevell, and Sir Paul McCartney
Photo: Theo Wargo/NBC/NBCU Photo Bank via Getty Images22/24Tina Fey, Maya Rudolph, and Martin Short
Photo: Jamie McCarthy/NBC/NBCU Photo Bank via Getty Images23/24Olivia Wilde in H&M Conscious Exclusive collectsion and Jason Sudeikis
Photo: Chris Haston/NBC/NBCU Photo Bank via Getty Images24/24Lorne Michaels