What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Who doesn't love a boy band?!
Hellooo, the dancing, the music, the cuteness!!
While performing Rest of Our Lives, IM5 pumped up the crowd in such a way it could rival the girls going wild for One Direction.
For realz, watch out Harry Styles because these boys might be snagging some of your fans!
Ch-ch-check out the performance and craziness (above)!