Coming off a weekend of some modest dressing across the pond at the royal wedding [1], the Billboard Music Awards [2] red carpet might just leave your mouth agape. But these confident dresses can't be tamed, and we're embracing the change of pace. See what some of your favourite singers stunned in when they arrived, before a handful of them like Demi Lovato [3], Ariana Grande [4], and Jennifer Lopez [5] shift gears and change into incredible performance looks.