Join curator of John Martin: Apocalypse, Martin Myrone for a chat about apocalyptic art, disaster films, rock and roll and the truth behind the Mad Martin nickname…
Leave your questions in the comments here or join in live on twitter using the hashtag #johnmartin!
When: Friday 28 October 2011, 14.30 GMT
Where: Follow @martinmyrone and @tate to join in
What does art mean to you?
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