Zoe Ball and Jamie Theakston' s guests include singer Robbie Williams, with his latest single, and for National Science Engineering and Technology Week Peter Snow will be takingv iewers' calls on science matters. There's comedy from Ben, Gez and Richard, plus Mr Blobby, Kenan and Kel, and cartoon action with the Rugrats and Spiderman.

Zoe Ball and Jamie Theakston's guests include singer Louise, pop pundit Jonathan King, who talks about the Eurovision Song Contest in Birmingham on 9 May, and astronomer Heather Couper in the Hot Seat. Dr Aric Sigman offers problem advice, there's the usual comedy and cartoons, plus Paul Nicholls and the Backstreet Boys feature in Electric Circus.