Rockin' Squat ( Mathias Crochon (); born 7 September 1970), also known as Mathias Cassel, is a French rapper, producer and director. He is the founder of Assassin, and co-founder of the Franco-Brazilian film festival Planeta Ginga. He has collaborated in music with artists like KRS-One, Seu Jorge, Tony Allen, Supernatural, Olodum, Ol Dirty Bastard, Cheick Tidiane Seck, El-P, RZA, Agallah, R.A. the Rugged Man, Immortal Technique, Oxmo Puccino, Mr. Catra or Wise Intelligent. He also collaborated with... meer