Two announcements regarding, Rock Band 1 and 2, as well as Guitar Hero, have been made to let people know that new DLC is on the way for both games.

Rock Band 1 and 2 players will have access to a seven-song Nirvana track pack from the album ‘Nevermind’, with each track going for $1.99 (190 MS Points on Xbox LIVE Marketplace) or $10.99 for the whole pack (880 MS Points). The songs included in the pack are Breed, Lounge Act, On a Plain, Polly, Something in the Way, Stay Away and Territorial Pissings.

Guitar Hero, meanwhile, will receive an injection of new songs in the form of new Oasis album, ‘Dig Out Your Soul’, releasing as premium download content next year. In the meantime, you’ll be able to download three individual tracks from the album on November 6th - The Shock of Lightning, Bag it Up and Waiting for the Rapture.