Tilly (Save Our Souls)
From Tardis Wiki, the free Doctor Who reference
Samuel Okonjo claimed to be possessed by the ghost of a girl called Tilly during a séance on Flat Holm Island. However, he was a fraud. (AUDIO: Save Our Souls)
Behind the scenes
In the I Love Lucy episode "The Séance", Lucy Ricardo decides to hold a fake séance to appease Mr Merriweather, and, in a classic scene, pretends to be "Tilly". In the end, Tilly is revealed to have been Mr Merriweather's Cocker Spaniel.