Today Groupon has a HOT deal, get a $20 Voucher to Old Navy for just $10! It is a limit of 1 per person, but you may buy 1 additional as a gift. This voucher expires December 24, 2011 and is valid at any Old Navy location in the U.S. It may take up to 24 hours for your voucher to show up in your account.
Note: The link above is my affiliate link and it is the only way you can get to the deal, I can’t find it by searching through cities.