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
Olly Murs plays Call or Delete with Grimmy.
BBC Radio 1
As it's awards season Nick wants in. So we've created The Grimmys (like Grammys but not!)
Niall from One Direction calls in on the show!
It's Friday - time for another Nickstape.
Colin Morgan from Merlin is Grimmy's special guest.
Grimmy plays Call or Delete with Tulisa and Twin B drops in to talk about 1Xtra Live.
008 - aka Grimmy - and the Radio 1 competition winners meet up with Daniel Craig!
Grimmy goes in the mosh pit to kick start Radio 1 Rocks!
Grimmy has the final of his James Bond competition!
Ke$ha joins Grimmy in the studio!
Unique humour and great music - it's Grimmy and the Radio 1 Breakfast Show.
Ed Sheeran is Grimmy's special guest.
Grimmy launches his James Bond competition!
Louis Smith calls in ahead of the weekend's Strictly Come Dancing.
Professor Green pops in for Call or Delete, plus more unique humour and great music.
Taylor Swift is Grimmy's special guest ahead of the Radio 1 Teen Awards.
Wake up with Grimmy and Radio 1's brand new breakfast show!
It's Call or Delete with the artist formerly known as Lily Allen - Lily Rose Cooper!