Time for a fresh round of Name That Tune! Today it's all about classic old school cartoon theme songs. Producer Frasier will play the clip and then Mario or Courtney rush to be the first to buzz in and guess. This one got a little intense like usual after Mario claimed he doesn't know many cartoon theme songs but appeared to have been telling a fib. Check out the hilarity below! Don't forget to tweet us your pop quiz ideas as well @ONWithMario on twitter!