Calvin Loses His Marbles

Cast(in order of appearance): Calvin Jacobson, Hobbes Jacobson, Susie Derkins, Andy Adams, Socrates, Mr. Jacobson, Mrs. Jacobson

Plot
When Calvin hits his head after a wagon ride, he loses his memory. Can Hobbes and the others restore it before they lose their friend?

Transcript
Calvin Loses His Marbles Transcript

Trivia

 * This is the Season 2 premiere.
 * This is the twenty-first episode of Calvin and Hobbes: the Animated Cartoon Adventures.
 * This episode airs on the first day of August.
 * This episode shows the only animated wagon ride.
 * Avery Elmhurst would lose her memory in Calvin and Hobbes 3.