Primus' Les Claypool singing the South Park theme song - Comedy Central We may receive a commission on purchases made from links. What do Mariah Carey, Ozzy Osbourne, and the Barenaked Ladies have in ...

We may receive a commission on purchases made from links. What do Mariah Carey, Ozzy Osbourne, and the Barenaked Ladies have in common? You've probably heard a theme song they performed hundreds of ...