16:00The Official Chart on Radio 1 with Jack SaundersScott Mills sits in for ReggieBBC Radio 1 Duration: 3 hours Sun 29th Aug 2010, 16:00 on BBC Radio 1 WalesScott sits in for Reggie Yates to count down the latest official Top 40 with Taio Cruz live in the studio, plus chats with Aggro Santos, The Hurts and Katy B.GenresMusicPop & ChartEntertainmentBrandThe Official Chart on Radio 1 with Jack Saunders Source: BBC Online