Convinced that Itchy & Scratchy has been going downhill, Bart and Lisa pen their own script and sign Grandpa Simpson's name to it. Meanwhile, Homer goes back to school to make up a missing credit.
Elenco:
Dan Castellaneta
,
Julie Kavner
,
Nancy Cartwright
,
Yeardley Smith
,
Hank Azaria
,
Harry Shearer
.