16:00The Official Chart on Radio 1 with Jack SaundersDev sits in for GregBBC Radio 1 Duration: 1 hour, 45 minutes Fri 20th Apr 2018, 16:00 on BBC Radio 1 EnglandDev is in for Greg with the UK's Official No.1.GenresMusicPop & ChartBrandThe Official Chart on Radio 1 with Jack Saunders Source: BBC Online