Foo Fighter Dave Grohl takes part in Richie's slightly rubbish quiz - in which the answer to every question is one of Dave's song titles. Christian also gets the wrong end of the stick on one of the questions, and draws Dave a penis as a clue.

Dave Grohl and a parrot. You need to watch the video to understand.

Dave Grohl explains how he thinks the UK has a special relationship with rock music that doesn't exist anywhere else in the world.