13:00Sian AndersonSian sits in for JamzBBC Radio 1Xtra Duration: 3 hours Sun 8th Jul 2018, 13:00 on 1xtraSian sits in for Jamz with 1Xtra's biggest hits and the best new music.GenresMusicHip Hop, RnB & DancehallDancehallMusicHip Hop, RnB & DancehallGarageMusicHip Hop, RnB & DancehallHip HopMusicHip Hop, RnB & DancehallRnBBrandSian Anderson Source: BBC Online