REM, Green Day record Lennon covers

Green Day, REM and Snow Patrol have recorded cover versions of John Lennon songs for a new charity album.

Instant Karma: The Campaign To Save Darfur will be released on June 12 to raise money for the conflict-ridden region of Darfur in Sudan.

The album also features new recordings from Regina Spektor and The Postal Service.

REM's version of '#9 Dream', a single from Lennon's 1974 album Walls and Bridges, is available for download now.