The Thumb of Doom

Cast(in order of appearance): Calvin Jacobson, Hobbes Jacobson, Aliens

Plot
Calvin has to fight a race of aliens that want to destroy the earth. However, the aliens are thumbs.

Transcript
The Thumb of Doom Transcript

Trivia

 * Calvin and Hobbes have a contest with aliens again in Trophy Catastrophe.
 * This is the twenty-fifth episode of Calvin and Hobbes the Animated Cartoon Adventures.