The BFI Southbank has been running a Monty Python at 50 season and last weekend it reached its climax. My partner and I headed to see Monty Python and the Holy Grail and a preview of Terry Gilliam’s new film The Man Who Killed Don Quixote. Monty Python’s Holy Grail was my first Python film. I loved it, and there was a time where I could quote most of it without thinking about it.  Seeing on the big screen with an audience made up of fans was glorious.  It wasn’t quite levels of quoting along but the laughs from all around the auditorium was heartwarming and felt special.  We were…