16:00On 1XtraThe UK's Number 1 artist Iyaz drops by to hang with Twin BizzleBBC Radio 1Xtra Duration: 3 hours Tue 12th Jan 2010, 16:00 on 1xtraTwin B is in for the Big Dawg. Includes the 1Xtra News. Show more GenresMusicPop & ChartMusicHip Hop, RnB & DancehallMusicPop & ChartExperimental & NewBrandOn 1Xtra Source: BBC Online