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The crew changes the outcome of the American revolution when they travel back in time.
Did You Know?
The act of licking the presidents' heads to invoke time travel parodies the act of "licking the toad." Beginning in the 1970s, a craze began where some people licked toads in order to have a psychedelic or hallucinogenic experience. Bufotenin, a psychoactive toxin found on the skin of some toads, was chiefly responsible for the effect. See more
When the crew starts licking the Presidents' heads, Dr. Cahill's top under her lab coat changes from purple to white and back again between cuts. See more
Prof. Hubert J. Farnsworth
Good news, everyone! Remember when you asked to see my family tree?
[all respond simultaneously
References The Birds