This app will stop working on 3rd April 2017. But you can still listen to BBC iPlayer Radio via your browser by visiting bbc.co.uk/radio
It's a Brits Special, with news, interviews and - maybe - a little backstage gossip!
With all the stuff too cheeky for radio. KP being amazing... and Ed Sheeran gatecrashes!
Katy Perry is back and chatting to Grimmy!
All Time Low have flown over to hand deliver their new single and chat to Grimmy
It's Throwback Thursday and Tina is teaching Grimmy all about magnets...
Grimmy's sent a risky valentines email to a very famous friend...
Grimmy asks the listeners for songs that describe their love life for Valentines Day.
Hi huuun... Jack Whitehall joins Grimmy live in the studio.