In a photo, Gomez, 21, can be seen wearing a black dress while the actor sported a blue jacket over a gray t-shirt, reported Ace Showbiz.
Gomez and Bloom arrived at the show and left together in the same car.
Bloom, 37, amicably separated from his wife Miranda Kerr last year and Gomez is in an on-and-off relationship with Justin Bieber.