Taylor Swift [1] and Selena Gomez [2] really know how to have girls' nights outs. The duo, who recently performed together on stage during Taylor's 1989 world tour [3], were each other's dates at the MTV VMAs in LA on Sunday. After walking the red carpet with Taylor [4] and the rest of the "Bad Blood" music video squad, Selena sat front and center with Taylor during the big show. The pair looked like they were having a ball as they chatted and danced the night away. Selena also took to Twitter to share a cute backstage photo of her and Taylor loading up on junk food. Keep reading to see more of their fun night, then check out their BFF moments through the years [5].

Selena posted this candid shot of her and Taylor after the show, captioned, "I mean, if you really want to know what happens backstage . . ."