Nihal takes over from Sara to kick start your Sunday.
BBC Radio 1, BBC Radio 1 N. Ireland, BBC Radio 1 Scotland, BBC Radio 1 Wales
Radio 1 brings you highlights of the year so far.
Katy Perry takes the Sunday Quiz ahead of her performance at Radio 1's Teen Awards.
Sara starts your Sunday with funny stories, Celebrity Countdown and Showbiz Hairdressers.