The crew changes the outcome of the American revolution when they travel back in time.
Did You Know?
The opal in the queen's crown is referred to as the "Andamooka Opal". This opal was presented to Queen Elizabeth II in 1954 on the occasion of her first visit to South Australia. It was discovered in the opal fields of Andamooka, South Australia. In reality the stone is part of a royal necklace and earing set. 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 Doctor Who