2012 MTV Video Music Awards | Arrivals

Miley Cyrus. (Christopher Polk / Getty Images)

Singer and “X-Factor” judge Demi Lovato is coming back to the competition.

(Jason Merritt / Getty Images)

U.S. Olympic gynmasts, from left, Kyla Ross, McKayla Maroney, Jordyn Wieber, Gabrielle Douglas and Alexandra Raisman. (Jordan Strauss / Invision / Associated Press)

2 Chainz. (Jordan Strauss / Invision / Associated Press)

Rapper-singer Nicki Minaj. (Frederick M. Brown /Getty Images)

Musicians Tre Cool, Billie Joe Armstrong and Mike Dirnt of Green Day. (Frederick M. Brown / Getty Images)

Actors Ezra Miller and Emma Watson. (Frederick M. Brown / Getty Images)

Alicia Keys. (Jordan Strauss / Invision / Associated Press)

Olympics gold medalist Gabby Douglas. (Frederick M. Brown / Getty Images)

Taylor Swift. (Frederick M. Brown / Getty Images)

Kesha. (Jordan Strauss / Invision / Associated Press)

“Twilight” actor Jackson Rathbone. (Jordan Strauss / Invision / Associated Press)

Rapper Mac Miller and actor Tyler Posey on the red carpet outside Staples Center in Los Angeles. (Christopher Polk / Getty Images)

Singers Liam Payne, Louis Tomlinson, Niall Horan, Zayn Malik and Harry Styles of One Direction. (Christopher Polk / Getty Images)

Singers Jay McGuiness, Siva Kaneswaran, Nathan Sykes, Max George and Tom Parker of The Wanted. (Christopher Polk / Getty Images)

Television personalities, most notably from “Jersey Shore,” Sammi “Sweetheart” Giancola, Ronnie Ortiz-Magro, Deena Nicole Cortese, DJ Paul “Pauly D” DelVecchio and Vinny Guadagnino. (Christopher Polk / Getty Images)