They made a series of successful stoner comedy movies back in the day: the OG - Up in Smoke (1978), Cheech and Chong's Next Movie (1980), Nice Dreams (1981), Things Are Tough All Over (1982 ...

Up In Smoke (1978) Directed By Lou Adler . Widely touted as the iconic stoner pairing of Cheech & Chong's best movie, 1978's Up in Smoke sees the godfathers of the stoner-comedy in peak comedic form.