You know what they say—Saturday night’s all right for fighting. Particularly when it’s a (mostly friendly) all-female battle, and roller skates are involved…Not sure what we’re talking about? It’s Toronto Roller Derby‘s eighth Season Opener! Two bouts see Chicks Ahoy! take on the Gore-Gore Rollergirls, followed by Toronto Junior Roller Derby versus the Alliston Junior Rollergirls.

What else is happening:

Today In Sports at The Bunker, Downsview Park