This group of kids from Michigan's Grosse Pointe Music Academy presumably went through a dozen weekly rehearsals for their rock band class, all culminating in this: Playing Weezer's "Undone (The Sweater Song)"—a song that, judging by their ages, they're familiar with from Rock Band—at their big debut gig.
Even knowing that something is about to go hilariously wrong, you'll want to root for them as they recover from a shaky countdown, (sort of) find their rhythm, and prepare to launch into the vocal section. Instead, you can only watch as everything unravels, and something is soon lying on the floor. Lying on the floor.
They've come undone.