Pot Found on Rihanna's Tour Bus: 11 Latino Celebs Who Have a History With Weed

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Cheech and Chong: The 1978 cult classic Up in Smoke, about two stoners who unknowingly smuggle a van made entirely of marijuana from Mexico to L.A., paved the way for this Grammy Award-winning comedy duo. In real life, Cheech Marin and Tommy Chong are staunch medical marijuana advocates.