Time Terror

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

Plot
Calvin tries to find out if "Chef Doyarbee" was president, so he goes back to the past using the time machine with Hobbes, Andy, and Socrates. However, they go into the future, where Omnisha spots them, and she attacks since Calvin looks a lot like one person that sealed her away.

Transcript
Time Terror Transcript

Trivia

 * This marks Omnisha's second appearance.
 * "Chef Doyarbee" is a reference to Chef Boyardee.
 * The whole "Chef Doyarbee for president" is a reference to a Calvin and Hobbes strip.
 * This is the first appearenace of the time machine in Calvin and Hobbes the Animated Cartoon Adventures.