Cheech and Chong is a comedy duo consisting of Richard "Cheech" Marin and Tommy Chong, known for their humorous take on the counterculture of the 1970s and 1980s. They gained popularity through their stand-up routines, films, and albums that often centered around themes of marijuana use and the lifestyle associated with it. Their first major film, Up in Smoke, released in 1978, became a cult classic and helped define the stoner comedy genre. Over the years, Cheech and Chong released several successful films and albums, solidifying their status as iconic figures in comedy and pop culture.