[source: NME.com] Bob Dylan has announced he has renewed his contract with XM radio and will return in September to host several episodes of his award-winning radio programme. The folk legend just wrapped up his first season hosting US satellite radio show Theme Time Radio Hour, which showcases Dylan's eclectic musical tastes and sees him conduct live interviews. On the show, he's played everything from Tom Waits to Stravinsky. To commemorate the show's first anniversary, XM radio will air a Theme Time Radio Hour marathon, beginning Saturday May 26. In other news, a series of signed Bob Dylan portraits by renowned photographer Don Hunstein are being auctioned through Icon-Collectibles.com.