15. Back to School (1999)
After Grandpa tells Arnold that he never got his grade school diploma, Arnold convinces him to come to go back to school at P.S. 118.
Release date: 1999-09-11
User rating:
7 / 10
1 votes
Season number: 4
Episode number: 15
Runtime: 11 minutes
Directors: Frank Weiss, Mario Piluso
Writer: Craig Bartlett
Cast
Rest of the cast - click here to expand
Christopher Walberg - Stinky Peterson (voice)