The event brought out a star-studded crowd including The Weeknd, Meghan Trainor, Fifth Harmony‘s Camila Cabello and Ally Brooke, Cody Simpson, Debby Ryan, Ashley Benson, Rixton, The 1975‘s Matt Healy, and more.
Tori brought up a bunch of the musicians on stage during the party to sing duets. Watch a clip from her performance of “All About That Bass” with Meghan below!
FYI: The Weeknd is wearing a Levi’s trucker jacket. Ashley is carrying an ullu iPhone case.
40+ pictures inside of Justin Bieber and more stars at the party… More Here! »