23:00Jam sits in for Annie12/12/2009BBC Radio 1 Duration: 2 hours Sat 12th Dec 2009, 23:00 on BBC Radio 1 N. IrelandMistaJam keeps the party rocking.GenresMusicPop & ChartExperimental & NewMusicRock & IndieExperimental & NewMusicHip Hop, RnB & DancehallExperimental & NewBrandJam sits in for Annie Source: BBC Online