16:00Radio 1 Breakfast with Greg James23/08/2012BBC Radio 1 Duration: 1 hour, 45 minutes Thu 23rd Aug 2012, 16:00 on BBC Radio 1 EnglandBob Mortimer is Greg's special guest, plus Rhianna's here with the latest film news.GenresMusicPop & ChartExperimental & NewEntertainmentBrandRadio 1 Breakfast with Greg James Source: BBC Online