To mark the 100th anniversary of Dada, Jim Moir (aka Vic Reeves) takes us on an irreverent trip into the world of the influential avant-garde art movement. 　　Absurd, provocative and subversive, Dada began as a response to the madness of World War I. But its radical way of looking at the world inspired generations of artists, writers and musicians, from Monty Python to punk, Bowie...