The first Double XP weekend for Treyarch's Call of Duty: Black Ops has started. From 6pm, Friday 4th February until 4pm, Monday 7th February anyone playing a multiplayer match on the Xbox 360, PS3, Wii or PC versions will earn double the normal XP.

Also, don't forget the first DLC for the game has gone live, only on the Xbox 360 for now, for 1200 MS points and features five new maps including Berlin Wall, Discovery, Kowloon and Stadium, as well as one new Zombie level, Ascension.