"Insane in the Brain" is a popular hip-hop song by the group Cypress Hill, released in 1993. The track features a catchy beat and distinctive samples, blending elements of rap and rock. It became one of the group's most recognizable hits, showcasing their unique style and lyrical themes. The song addresses themes of mental health and societal issues, using vivid imagery and clever wordplay. It gained significant airplay and contributed to the rise of Cypress Hill in the music industry, solidifying their influence in the genre of hip-hop.