Witness fearless feats of comedy without a net at the second annual Ottawa Improv Festival today through Sunday at Arts Court Studio and Club SAW (2 Daly Ave.).

Ottawa’ own Crystal Basement and Insensitivity Training open the festival tonight with CSI and Star Wars-themed shows at 8:30 p.m. and 9:30 p.m. Local improv troupes Crush Improv, GRIMprov, LIEU and L’Acronyme will join Toronto’s Sex T-Rex, Standards and Practices and Gentlemen’s Club on the festival bill with the St. Catharine’s-based ForePlayers and Montreal Improv. Tickets are $8 per show, or $30 for a five-show festival pass. For more information, visit ottawaimprovfestival.ca.