One of the BBMF Chipmunks, serial WG486, is a bit of a 'Cold War Warrior'. I believe that the RAF Gatow Chippies, or at least one of them, took a few AK-47 rounds going about their duties?
http://www.spyflight.co.uk/chipmunk.htm
Link to image of WG486
http://www.airliners.net/photo/UK---...ada/0700015/L/