Haven't been to Frosty Frog, but it's located on south end of Hilton Head. GC is good for 4 months.
http://hiltonhead.dealsaver.com/eng...LID=844&contestid=32517&productid=3976395&p=8
http://hiltonhead.dealsaver.com/eng...LID=844&contestid=32517&productid=3976395&p=8