Attack of the 50-Foot Hamster

Cast(in order of appearance): Calvin Jacobson, Hobbes Jacobson, Andy Adams, Sherman

Plot
Sherman is bugged by the fact that Calvin has been a better inventor then him. He builds a shrink ray but fails, making himself huge and his mind hamster sized.

Transcript
Attack of the 50-Foot Hamster Transcript

Trivia

 * This marks the second appearance of Sherman.
 * The title is a pun of the 1958 film Attack of the 50 Foot Woman.
 * This is the sixty-eighth episode Calvin and Hobbes the Animated Cartoon Adventures.