Company: RA Sushi Bar Restaurant
Promotion: Free Tootsy Maki (sushi)
Catch:

“Offer valid only on June 18th from 11a-7p. Offer valid only with printed certificate. Cannot be combined with any other offer. Limit one per person, per visit. Dine-in only. Not transferrable and not exchangeable for cash. While supplies last.”

Expiration Date: June 18, 2011 at 7p.
Link: http://www.rasushi.com/international-sushi-day-2011

HalfEmptyWallet Notes: This is in celebration of International Sushi Day. Only freebie I know of for this celebration.