R. Kelly links with Shawnna for "Back Up." It's a blippy, good-natured, "hi haters!" proclamation that's borderline goofy—until Disturbing The Peace's former first lady comes through with a fierce verse. And what's Kells getting at when he yells January! at the beginning of the song? For more Shawnna, check out her shining turn on Future Brown's recently released "Talkin Bandz."
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