This article is part of Yahoo's 'On This Day' series. The final episode of Monty Python’s Flying Circus aired on BBC 1 this day 18 January, 1973, marking the end of an era for the most influential ...

It's been 50 years since "Monty Python’s Flying Circus" first aired and yet fans can still quote from iconic sketches such as the "Ministry of Silly Walks," "Dead Parrot" or "The Spanish Inquisition." ...