Ariana Grande tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. Matt Sayles/Invision/AP

Ariana Grande dan The Weeknd tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. Matt Sayles/Invision/AP

Ariana Grande tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. REUTERS/Mario Anzuoni

Ariana Grande tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. Michael Tran/FilmMagic

Ariana Grande tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. Michael Tran/FilmMagic

Ariana Grande dan The Weeknd tampil dalam American Music Awards 2014 di Nokia Theatre L.A. Live, Ahad 23 November 2014, di Los Angeles, Amerika Serikat. Michael Tran/FilmMagic