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Diana Vickers drops by the studio, and Reggie catches up with Chipmunk and Paul Weller.
BBC Radio 1, BBC Radio 1 N. Ireland, BBC Radio 1 Scotland, BBC Radio 1 Wales
Professor Green and Eliza Doolittle join Reggie and Chipmunk is the Chart Trivia host.
Reggie counts down the latest official Top 40 to reveal the UK's new Number 1 first.
Reggie catches up with Scouting for Girls and hears from Corinne Bailey Rae.