Cypress Hill documentary tracks 30 years of music, marijuana and 'all kinds of madness'
Multicultural hip-hop pioneers Cypress Hill front the Showtime documentary "Insane in the Brain," which tracks 30 years of their love of music, pot.

Multicultural hip-hop pioneers Cypress Hill front the Showtime documentary "Insane in the Brain," which tracks 30 years of their love of music, pot.