16:00The Official Chart on Radio 1 with Jack Saunders20/11/2011BBC Radio 1 Duration: 3 hours Sun 20th Nov 2011, 16:00 on BBC Radio 1 N. IrelandReggie counts down the latest official Top 40 to reveal the UK's new Number 1 first, plus find out what happened when Huw Stephens caught up with One Direction.GenresMusicPop & ChartExperimental & NewEntertainmentBrandThe Official Chart on Radio 1 with Jack Saunders Source: BBC Online