Jennifer Lopez, Casper Smart, Shakira (singer), Gerard Pique, Nicki Minaj, Miranda Lambert, Carrie Underwood, Kesha, Ricky Martin, Kendall Jenner, Kylie Jenner, Wiz Khalifa, Amber Rose, Ludacris, Iggy Azalea, Austin Mahone, Shania Twain, Luke Bryan, Caroline Boyer, Kelly Rowland, John Legend, Chrissy Teigen, Charli XCX, Imagine Dragons, Dan Reynolds, Ben McKee, Wayne Sermon, Daniel Platzman, Calvin Harris
MGM Grand Garden Arena
Keltie Knight, Renee Bargh, Rocsi Diaz, Liz Hernandez, Shira Lazar, Bart Baker, Olga Kay, Kingsley, Logan Paul, Ted Stryker, Drake Bell, Jordin Sparks, Lance Bass, Anita Patrickson, Nash Grier (+), Cameron Dallas, Carter Reynolds, Matthew Espinosa, Logan Paul, Us the Duo, Carissa Alvarado with Michael Alvarado, Lauren Elizabeth, Jackie Jackson, Roshon Fegan, Cody Longo, Aubrey Peeples, 5 Seconds of Summer, Luke Hemmings, Calum Hood, Ashton Irwin, Michael Clifford, Alexander DeLeon, Kristen Alderson with Chad Duell, Shaneen Quarles, Briana Rubio, Hannah Blackwell with Phillip Phillips, Mark Cuban, Matthew Hicks, Blair Fowler, Elle Fowler, Alexa Losey, ___64, Kevin OLeary, Lindsey Stirling, Jack Antonoff, Kesha, Cher Lloyd, Josh Groban, Lucy Hale, Andi Dorfman, Sarah Hyland, Pete Wentz, John Legend, Chrissy Teigen, ___85shotatgrammys, Calvin Harris, Danica McKellar, Florida Georgia Line, Tyler Hubbard with Brian Kelley, Ludacris, Liv Warfield, Trevor Moran, Imagine Dragons, Dan Reynolds, Ben McKee, Wayne Sermon, Daniel Platzman, Austin Mahone, OneRepublic, Ryan Tedder (+) with Genevieve Tedder, Zach Filkins, Eddie Fisher, Drew Brown, Brent Kutzle, Dencia, Claudia Leitte with Marcio Pedreira, Miranda Lambert, Carrie Underwood, Ricky Martin, Charli XCX, __104, Luke Bryan with Caroline Boyer, Tony Tarantino with guest, Floyd Mayweather, Jennifer Lopez with Casper Smart (+), Shania Twain, Jason Derulo, Criss Angel, Tom Green, Jerome JRoc Harmon, __-120, Leon Roccstar Youngblood, Fred Durst, Natasha Bedingfield, Estelle, Wiz Khalifa with Amber Rose, Kendall Jenner, Kylie Jenner, Iggy Azalea with Nick Young, Kelly Rowland, Shakira (singer) with Gerard Pique, Nicki Minaj, Billy Ray Cyrus, 2 Chainz, ------------------------------------------------------------------------------------------------------------------------------- Photo Room: Ludacris, Charli XCX, Lindsey Stirling, LA Reid, Jackie Jackson,