For those too old to trick-or-treat

Thursday: Comedy. Hellavator. New comedy by award-winning playwright Ned Cox about getting stuck in an elevator in which there’s no way to go but down. Plan to be amused and afraid at the same time. 3861 st. Laurent.

Friday: Musical Theatre. Fini Les Bonbons!!. Musical improvisers The Halloween Quintet and The Zubot/Ceccarelli Duo present a festive, masked evening. 356 Mont-Royal East.

Friday: Music. Broken Social Scene. The prolific Juno Award-winning collective indie rock band plays at Metropolis with opening band Land of Talk. Tricks and treats will abound.

Friday: Film. Zack and Miri Make a Porno. Zack and Miri are best friends who are short on money. The title explains the rest. Seth Rogan naked may be the scariest thing you see this Halloween.

Saturday: Monster trucks. Monster spectacular. Witness the tenth annual demolition of the Olympic Stadium. Sure to be a monster mash-up!