Watch Tommy Chong Presents Comedy at 420 (2013) : Full Movie Online Free Comedian Tommy Chong is legendary for his invaluable contribution to American counter-culture as part of the iconic comedy duo "Cheech & Chong". In this brand new comedy special - appropriately premiering on 4/20 - Tommy presents some of his favorite comedians, including Edwin San Juan, Chris Porter, Jay Phillips and Eddie Ift.