Otis Jackson Jr. (born October 24, 1973), known professionally as Madlib, is an American DJ, music producer, multi-instrumentalist, and rapper. He is widely known for his collaborations with MF Doom (as Madvillain), J Dilla (as Jaylib), and Freddie Gibbs (as MadGibbs). Madlib has described himself as a "DJ first, producer second, and MC last." His stage name is an acronym for "Mind Altering Demented Lessons In Beats".

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