Taylor Swift
饰:Performer
Selena Gomez
饰:Self - Performer
Jessie J
饰:Self - Performer
Jennifer Lynn Lopez
饰:Self - Performer
Katy Perry
饰:Self
Armando Christian Pérez
饰:Self - Host
Uzo Aduba
饰:Self - Presenter
Nicki Minaj
饰:Self - Performer
饰:Self - Presenter (as Jhene Aiko)
Anthony Anderson
饰:Self - Presenter
Iggy Azalea
饰:Self - Performer
Kate Beckinsale
饰:Self - Presenter
Garth Brooks
饰:Self - Performer
Luke Bryan
饰:Self - Presenter
Adrianna Costa
饰:Self
Mark Cuban
饰:Self - Presenter
饰:Self
Patrick Dempsey
饰:Self - Presenter
Ansel Elgort
饰:Self - Presenter
Stacy Ferguson
饰:Self - Performer
Rebbeca Marrie Gomez
饰:Self - Presenter
饰:Self - Host
Aaron Groben
饰:Lorde Performer
Gigi Hadid
饰:Self
饰:Self (as 5 Seconds of Summer)
Julianne Hough
饰:Self - Presenter
饰:Self (as 5 Seconds of Summer)
Wyclef Jean
饰:Self - Performer
Kylie Kristen Jenner
饰:Self - Presenter
Lia Marie Johnson
饰:Self
Khloe Kardashian
饰:Self - Presenter
Heidi Klum
饰:Self - Presenter
Jenny McCarthy
饰:Self - Presenter
Danica McKellar
饰:Self - Presenter
Matthew Morrison
饰:Self - Presenter
One Direction
饰:Themselves
Liam Payne
饰:Self,(as One Direction)
Daniel Platzman
饰:Self (as Imagine Dragons)
Dan Reynolds
饰:Self (as Imagine Dragons)
Diana Ross
饰:Self - Presenter
Emmy Rossum
饰:Self - Presenter
Taylor Schilling
饰:Self - Presenter
Casper Smart
饰:Self
Sam Smith
饰:Self - Performer
Trevor Snarr
饰:Lorde Performer
Angelina Spicer
饰:Trophy Model
Carly Steel
饰:Self - Pre-Show Host
饰:Self (as Magic!)
Meghan Trainor
饰:Self
Lil' Wayne
饰:Self - Performer
饰:Self - Performer
Aidan Alexander
饰:Self
饰:Self (as FIYM)
Elizabeth Banks
饰:Self - Presenter
Lance Bass
饰:Self
Linda Bella
饰:Self
Mary J. Blige
饰:Self - Performer
Kandi Burruss
饰:Self
Lauren Cohan
饰:Self - Presenter
Noah Lindsey Cyrus
饰:Self (as Noah Lindsey Cyrus)
Gavin DeGraw
饰:Self - Presenter
Josh Duhamel
饰:Self - Presenter
Jamie Foxx
饰:Self - Presenter
Ricky Garcia
饰:Self (as FIYM)
饰:Self - Presenter
Ariana Grande
饰:Self - Performer
Skylar Grey
饰:Self - Performer
Danai Gurira
饰:Self - Presenter
Lucy Hale
饰:Self - Presenter
饰:Self (as 5 Seconds of Summer)
Robert Herjavec
饰:Self - Presenter
Niall James Horan
饰:Self,(as One Direction)
Kendall Jenner
饰:Self - Presenter
Daymond John
饰:Self - Presenter
Nicholas Jerry Jonas
饰:Self
饰:Self (as FIYM)
Lordegreen
饰:Self - Performer
Taryn Manning
饰:Self
Ben McKee
饰:Self (as Imagine Dragons)
Christina Milian
饰:Self - Performer
饰:Self - Presenter
Olivia Munn
饰:Self - Presenter
Ne-Yo
饰:Self - Performer
Rita Ora
饰:Self - Presenter
饰:Self (as Magic!)
Rakim Mayers
饰:Self (as A$AP Rocky)
Tracee Ellis Ross
饰:Self - Presenter
饰:Self
Wayne Sermon
饰:Self (as Imagine Dragons)
Jaden Smith
饰:Self
Willow Camille Reign Smith
饰:Self
Jordin Sparks
饰:Self (as Jordin Sparks)
饰:Self (as Magic!)
饰:Self - Dancer
Clifford Joseph Harris Jr.
饰:Self - Presenter
Louis Tomlinson
饰:Self,(as One Direction)
Donald Edmond Wahlberg
饰:Self - Presenter
Abęl Makkonen Tesfaye
饰:Self - Performer
Charli XCX
饰:Self - Performer
Barry Adelman
Larry Klein