Zoe Ball and Jamie Theakston with the live entertainment show. This week's guests include comic duothe Chuckle Brothers, boy band 911 and chart-topping Australian singer Natalie Imbruglia , while in Electric Circus Kate Sanderson meets 4 the Cause. Dr Aric Sigman advises on asthma, while there's comedy from Gez Foster , Ben Ward and Richard Webb , new pop releases in Hit Miss or Maybe, mayhem with Mr Blobby , and cartoon fun with Rugrats and Keenan and Kel. Plus J:Drive, looking at the latest video games.