04:301Xtra's Old Skool R&B MixAce's 6 Degrees of R&B - MJB specialBBC Radio 1Xtra Duration: 30 minutes Wed 1st Feb 2023, 04:30 on 1xtraAce celebrates Mary J Blige's birthday with 30 minutes of classic MJB.GenresMusicHip Hop, RnB & DancehallBrand1Xtra's Old Skool R&B Mix Source: BBC Online