If you are still holding on to a Circuit City gift card, you have one last opportunity to redeem it for cash. HH Gregg, the electronics retailer is offering Circuit City gift card holders the opportunity to exchange their gift cards for a $50 credit towards any purchase of $299 and up. All you need to do is simply present your old Circuit City card to an hhgregg sales associate and get the $50 credit towards your purchase. Offer good till May 31, 2009. Click here for more details.