Where are everybody's parents? Of the parents we know about, only Gerald's mother is in the audience. The same thing happened to the episode "Downtown as Fruits".
How did the orchestra and the others in the play know the words to the "new" closing song? It's possible that Arnold and Eugene told everyone about the new song during the intermissions ahead of time.
Peapod Kid is seen in the opening song of the musical but later when Eugene is about to be hit by the trolley, he's in the audience.
