What is a good Christmas gift for a gamer?

Mario Galaxy

games that they dont have that you think they would like or if they play a particular game buy them somethin gto do with that game or pie == The game 'Crysis' a Science Fiction first-person shooter computer game has just been released in the UK and other major world market places, it's getting fantastic reviews, it'll keep your gamer happy for months. OR, you could give a good quality game mouse which would be appreciated, standard mice just don't cope with high end PC games.