Dev kicks off Radio 1's Chart Day with the top 20 hits from 2005 to 2008!
The hits keep coming as Matt rewinds the biggest-selling tracks of 2009 to 2011.
Radio 1's Chart Day continues with the top 20 best-selling songs from the last three years!
Clara presents the last Official Chart on a Sunday before it heads to its new home on Friday afternoons.
Gallows are in session and chatting to Dan, plus No Devotion are this week's Rockest Record.
The Sunday night support club.
Monki has a Glastonbury Classics Lights On Mix from Altern 8, plus Nao live from the BBC Introducing stage.
Tom from Rochdale picks a Mellow Monday track as Adele's new Here All Week resident.