My Megadeth Gigantour 2008 t-shirt because it was the first shirt I bought at a show as well as my first Iron Maiden and Def Leppard shirts because they were gifts from a friend.
May 4th - Volbeat, Anthrax
June 14th - Crowbar, Battlecross
June 24th - Goatwhore (?)
Dec 10th - Motley Crue, Alice Cooper