Sequel to XBLA's biggest title coming next week?

Celebrations planned to mark second anniversary of Xbox LIVE Arcade.

Next week sees Xbox LIVE Arcade turn two, with the service also set to receive its 100th game release. To mark this occasion Microsoft is said to have something very special planned.

According to Xblarcade.com, a source from inside Microsoft has revealed that the platform holder is planning something "huge". This huge event is hinted to be "the 'true' sequel to the biggest XBLA title to date", which points towards a new Geometry Wars title.

Expect to hear much more about what Microsoft has planned over the coming week.