Youtube star Karmin was recently at the Billboard Lollapalooza lounge to cover Dr. Dre and Eminem’s “I Need A Doctor” and were surprisingly joined by none other than Skylar Grey during as they performed.
For those who weren’t aware, the duo started covering the likes of Chris Brown, Lil Wayne Nicki Minaj & have inked a deal with Epic Records after millions of hits on their videos.
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