chunk: Mark then lies in a variety of other circumstances, including, preventing a police officer (Edward Norton) from arresting his friend Greg for drunk driving, getting money from a casino, and stopping his neighbour Frank Fawcett (Jonah Hill) from committing suicide. He realises that lying can be used for better purposes than just for personal gain by doing this. He then writes a screenplay about the world being invaded by aliens in the 14th century, in which it is claimed that the memories of all humans were erased. He becomes wealthy from the success of the film which he names The Black Plague.