16:00The Official Chart on Radio 1 with Jack SaundersDev sits in for ReggieBBC Radio 1 Duration: 3 hours Sun 19th Sep 2010, 16:00 on BBC Radio 1 WalesDev sits in for Reggie Yates counting down the latest official Top 40 to reveal the UK's new No 1 first. Alesha Dixon is this week's Chart Trivia host.GenresMusicPop & ChartEntertainmentBrandThe Official Chart on Radio 1 with Jack Saunders Source: BBC Online
