Paul McCartney will be joined by Dave Grohl at his special Anfield gig this Sunday.
The Beatle is playing the show to celebrate Liverpool being European Capital of Culture for 2008 and has promised surprises.
Though its not yet known what song the rockers will collaborate on its bound to be explosive.
Also appearing at the show are Kaiser Chiefs and The Zutons so members of those bands could appear on stage with Macca.
Foo Fighters play their own arena show on Monday at the City Of Manchester stadium supported by Manic Street Preachers.