The iHeartRadio MuchMusic Video Awards (bit of a mouthful or what?) kicked off over in Canada last night and naturally a whole load of the celeb gang dressed up in their finest to rock the red carpet.

From Pretty Little Liars Ashley Benson and Shay Mitchell twinning in slip dresses and Fifth Harmony matching it up in pink, all the wayto Shawn Mendes in skinny jeans and hostess Gigi Hadid rocking some eye-popping red flares, you're gonna want to check out who wore what below.

But who do you think slayed it? Tweet us to @MTVStyleIntl to let us know.