Joey Essex is Grimmy's special guest.
Listen live (BBC Radio 1 homepage)
Gemma Cairney sits in for Fearne Cotton with Chvrches in the Radio 1 Live Lounge.
Matt Edmondson takes over from Scott Mills for the day.
Pete Allison sits in for Dev to wake you up or keep you up!
Unique humour and great music - it's Grimmy and the Radio 1 Breakfast Show.
Gemma Cairney sits in for Fearne Cotton in the home of the Radio 1 Live Lounge.
Scott entertains the nation.
The home of BBC Radio 1's Live Lounge.