Conversation so far:
What did Spike Milligan write during the second world war?
he and fellow musician Harry Edgington would compose surreal stories, filled with puns and skewed logic, as a way of staving off the boredom of life in barracks
How long was Spike Milligan there in the barracks during the second world war?
did Spike Milligan write while there?
While he was with the Central Pool of Artists (a group he described as composed of bomb-happy squaddies) he began to write parodies of their mainstream plays
What was Spike Milligan's parodies of Central Pool of Artists mainstream plays about?
displayed many of the key elements of what would later become The Goon Show (originally called Crazy People)
Did Spike Milligan put out anything else during the war besides parodies of Central Pool of Artists mainstream plays?
he wrote and performed comedy sketches as part of concerts to entertain troops

Question: What else did he do?
Self-contained rewrite: What else did Spike Milligan do during the second world war besides writing and performing comedy sketches?