Cubism Cubism", (from 1909 to 1914) during which time Juan Gris emerged as an important exponent (after 1911); and finally Cooper referred to "Late Cubism" (from 1914 to 1921) as the last phase of Cubism as a radical avant-garde movement. Douglas Cooper's restrictive use of these terms to distinguish the work of Braque, Picasso, Gris (from 1911) and Léger (to a lesser extent) implied an intentional value judgement. Cubism burgeoned between 1907 and 1911. Pablo Picasso's 1907 painting "Les Demoiselles d'Avignon" has often been considered a proto-Cubist work. Georges Braque's 1908 "Houses at L’Estaque" (and related works) prompted the critic Louis
20th Century Coyote later careers, with slapstick violence, crude humour and eccentric characters. As The Comedy Store and "20th Century Coyote" grew in popularity, Edmondson and Mayall broke away, along with Alexei Sayle, "The Outer Limits", French and Saunders, and Arnold Brown to set up their own comedy club, The Comic Strip. Here, working as "20th Century Coyote", Edmondson and Mayall gained the attention of television producers and went on to work on "The Comic Strip Presents..." and "The Young Ones". Though Edmondson and Mayall did not really use the title "20th Century Coyote" for their partnership again, its style was reflected heavily