Stream Saturday Night Live: Halloween Online Free – Watch Full Movie from Home at 123Movies. . Saturday Night Live's Halloween Special will tingle your funnybone! Join hosts Wayne and Garth (aka Mike Myers and Dana Carvey) as they peek into the vaults of spooky mayhem and unearth hilarious comedy sketches from seasons past and present. It's the frightful best of Saturday Night Live, the ultimate Halloween party video. Treat yourself to these tricks tonight!