We went to the Millennium dome tonight for the reunion of Monty Python.   It was the first time we had been back since a bleak afternoon in January 2000 when we went to visit the government’s lamentable efforts to mark the millennium.   The evening was highly elaborate and technologically sophisticated for a vast audience, a far cry from the wilfully amateurish graphics and mad schoolboy humour of the original, watched on a black-and-white television.   I was trying to work out where Terry Gilliam’s graphic language had come from:  a mixture of surrealism, Mervyn Peake, psychedelia, neo-Victorianism and the idiom Peter Blake used for the cover of Sergeant Pepper.   I was also impressed by how much had entered the language:  the Ministry of Funny Walks;  the spam song;  the anti-Germanism.   And now for something completely different….