Greek Festival in the So Bay - July 9-11
July 9-11: South Bay Greek Festival in Redondo Beach, print this coupon for free admission
Labor Day Weekend (to be confirmed): Long Beach Greek Fest, $3 but a coupon for free admission may be available later on the website.
Sept 10-12: LA Greek Fest, $3 (day) or $5 (evening) but sometimes it's free on Fridays and watch out for a coupon in the future.
For a complete list of Greek Festivals between LA and OC, check out GoLosAngeles.com.