06:001Xtra's Best of the WeekHear from Nicki Minaj, Bruno Mars, Wretch 32 and GyptianBBC Radio 1Xtra Duration: 1 hour Sun 23rd Jan 2011, 06:00 on BBC Radio 1 WalesThe hottest mixes, biggest guests and funniest moments on BBC Radio 1Xtra. Show more GenresMusicHip Hop, RnB & DancehallMusicPop & ChartExperimental & NewEntertainmentBrand1Xtra's Best of the Week Source: BBC Online