In a few weeks it's the annual inter-provincial cup hosted by Perry Performance at the track at St. Eustache. The event they hosted last year was INCREDIBLE (2010 Canadian Autoslalom Championship) and they wanted to do it again this year.
Here's a vid of last year's event:
For more info & to register visit http://ipcautoslalom.com/
Registration is $100 for both days, and $65 for just one. It's really an awesome event, and makes for a sweet camping weekend with a BBQ, party, activities, etc. after the races are done.
You can also visit these threads for more info: http://www.mco.org/phpbb/viewtopic.php?f=3&t=12569