Blur star Damon Albarn is set to make his debut as a radio Dj on Saturday (05Oct13) when he steps in for BBC Radio 2 presenter Dermot O'Leary for the day. The rocker will welcome a number of special guests during the show, including The Wire star Idris Elba and The Clash's Paul Simonon, who was also a member of the singer's Gorillaz collective.