Cheech & Chong is a comedy duo consisting of Richard "Cheech" Marin and Tommy Chong, known for their humorous take on cannabis culture. They gained popularity in the 1970s and 1980s through their stand-up routines, films, and albums that often featured stoner humor and social commentary. Their most famous films include Up in Smoke and Cheech and Chong's Next Movie, which became cult classics. The duo's work has influenced many comedians and filmmakers, contributing to the broader acceptance of cannabis in popular culture. They continue to perform and engage with fans, celebrating their legacy in comedy.