21:00On 1XtraChildish Gambino freestyleBBC Radio 1Xtra Duration: 2 hours Sat 7th Jul 2012, 21:00 on BBC Radio 1 EnglandThe hottest hip hop and mad exclusives. Show more GenresMusicHip Hop, RnB & DancehallHip HopBrandOn 1Xtra Source: BBC Online