Have you heard of MercyMe? Matt Maher? Jars of Clay? Thousand Foot Crutch? Lecrae? The Afters? Okay, first of all, if you haven't, you need to Google them! If you have heard of them, you have got to check out this video of all of them doing a cover of "Ob-la-di, Ob-la-da," aka, goofing around backstage.