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The latest issue of Scratch Magazine features an interview with Rashad Smith who says that the beat for "Doin It" by LL Cool J was actually created from an idea that Biggie had. But, he ended up selling it to LL Cool J. What appears to be his official MySpace has a scan of the page of the magazine. He also talks about "Can't You See".

Via C.R.E.A.M. at Notorious Online.