Think you already know everything you need to know about the Orange County teams still alive in the football playoffs? We're find out new things about these teams each time they advance, so we'll keep you updated with all the   latest.

This much is guaranteed: Three Orange County teams will play for championships Dec. 13. There could be one more that day as well as one or two the day before.

For now, though, enjoy this week's six semifinal contests.

Click on the following links to find our preview capsules for each semifinal:

• Pac-5 Division

• Southwest Division

• Southern Division

• East Valley Division

Contact the writer: sfryer@ocregister.com, carisas@ocregister.com, dcalhoun@ocregister.com, dalbano@ocregister.com