Father's Day is celebrated on different days depending on in which region of the world you reside. By far the highest number of countries chooses to celebrate fatherhood on the third Sunday in June. This, dear TA readers, is tomorrow, June 15th. While you enjoy the festivities, Batman would like to take a small moment of your time to help him remember his father. Take a trip to see Calendar Man and you'll be able to tally off another date in your quest to get this achievement:
If you happen to own a disc-based copy of Batman: Arkham City (PC)
that can still be used through the Games for Windows LIVE service, you will also be able to cross off another date for the equivalent achievement in that version of the game:
Don't forget now. If you forget then Calendar Man won't share his turkey with you on your next visit.