Bella Thorne attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Cody Simpson attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
Shakira attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Entertainment/Getty Images For 102.7 KIIS FM’s Wango Tango)
Adam Levine (L) and James Valentine of Maroon 5 attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Ed Sheeran attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Candace Cameron-Bure attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Audrina Patridge attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
James Maslow and Peta Murgatroyd attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Actress Emma Slater (L) and dancer Witney Carson attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Dancer Witney Carson attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Mark Ballas attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Entertainment/Getty Images)
Dancer Lindsay Arnold attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
Ariana Grande performs at KIIS FM’s Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jeff Kravitz/FilmMagic)
Christina Aguilera performs at 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Gregg DeGuire/WireImage)
Christina Aguilera attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frazer Harrison/Entertainment/Getty Images For 102.7 KIIS FM’s Wango Tango)
Bebe Rexha and Andy Dick attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
L-R) Joey Alva, actor Andy Dick and Ryan Edge attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Alli Simpson attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
Actor Roshon Fegan attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
(L-R) Lauren Bennett, Paula Van Oppen, Emmalyn Estrada, Simone Battle and Natasha Slayton of the group G.R.L. attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)
Briahna Joely Fatone (L) and singer Joey Fatone attend 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Actress Janel Parrish attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)
Actress Ryan Newman attends 102.7 KIIS FM’s 2014 Wango Tango at StubHub Center on May 10, 2014 in Los Angeles, California. (Photo by Frederick M. Brown/Entertainment/Getty Images)