To celebrate the 40th anniversary of Monty Python and the Holy Grail, the venerable troupe releases animation that didn't make the film.

Bill Jones, right, co-director of the 3-D animated film, "A Liar's Autobiography - The Untrue Story of Monty Python's Graham Chapman," poses with Monty Python alumnus Terry Jones at the 2012 ...

Monty Python and the Holy Grail 40 year anniversary: Long-lost footage of Terry Gilliam's cut animation emerges online 'Here we go again' ...