Monty Python founding member Eric Idle's new book "The Spamalot Diaries" tells the story of how the cult classic film "Monty Python and the Holy Grail" became the Tony-winning Broadway musical ...

Along with collaborator John Du Prez, Idle turned his “silly film” into a Broadway musical called Monty Python’s Spamalot. The show opened on Broadway in 2005 and ran for over 1500 performances.