But who really cares, right? We know why you're here. We know what you really care about. WHO GOT SLIMED?!?
Among the victims of this annual Nickelodeon prank were Justin Bieber, soon after taking the stage to accept a trophy; Chris Colfer, who presented alongside Heidi Klum; and Taylor Lautner, who took on host Will Smith in a push-up contest.
Watch all three young men go green in these videos: