16:00The Official Chart on Radio 1 with Jack SaundersScott Mills is in for ReggieBBC Radio 1 Duration: 3 hours Sun 26th Jun 2011, 16:00 on BBC Radio 1 N. IrelandScott Mills sits in for Reggie Yates to count down the latest official Top 40 and reveal the UK's new No 1.GenresMusicPop & ChartBrandThe Official Chart on Radio 1 with Jack Saunders Source: BBC Online