The Ultimate Summer Camp of Doom

Cast(in order of appearance): Mrs. Jacobson, Mr. Jacobson, Mrs. Adams, Mr. Derkins, Mr. Washington, Calvin Jacobson, Hobbes Jacobson, Zoe Jacobson, Susie Derkins, Andy Adams, Moe Washington, Burnt Out Star, Rupert Chill (not the alien)

Plot
Calvin's parents and a bunch of others send him, Hobbes, Zoe, Susie, Andy, and Moe to Camp Oak, but they find that there is a killer on the loose there! Burnt Out Star decides to capture the killer.

Transcript
The Ultimate Summer Camp of Doom Transcript

Trivia

 * This is the third Halloween special.
 * This marks the debut of Burnt Out Star.
 * This is the seventieth episode of Calvin and Hobbes the Animated Cartoon Adventures.