Johnson Barnes (born April 15, 1983 in Inglewood, California), better known by the stage name Blu, is an American rapper and producer. In 2007 he released his debut album, "Below the Heavens", which was produced entirely by Exile, one half of Emanon. Since then he has collaborated with Mainframe under the name Johnson&Jonson, and with Ta'Raach under the name C.R.A.C. Knuckles. He has also released several solo albums, most notably "HerFavoriteColo(u)r" (2009), "j e s u s" (2011) and "No York!" (2011).

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