16:00On 1XtraIt's Friday!BBC Radio 1Xtra Duration: 3 hours Fri 22nd Jul 2011, 16:00 on 1xtraBig tunes and big guests with the Big Dawg - plus the latest 1Xtra News.GenresMusicHip Hop, RnB & DancehallHip HopBrandOn 1Xtra Source: BBC Online