Took these at the local fireworks display last night. It's the first time I've tried to take pictures of fireworks. All shots handheld and roughly 1/100th F2.8 with 350d and Tamron 28-75) - for those who insist on knowing what settings every shot ever taken was taken with... 
http://www.pugrallye.co.uk/fireworks
http://www.pugrallye.co.uk/fireworks