Other World Computing is one of the best vendors for Apple-compatible computer products, has just extended it’s holiday shoping sale. Check-out with Amazon Checkout and receive discounts up to $50, depending on how much your total bill amounts to. Click here for inforation about the sale, which runs through 31 Dec 2011.
OWC sells hard disk drives, hardware upgrades (RAM, etc), computer/iPhone/iPad accessories, etc. Great service and fast shipping.
Special recommendation: OWC ElitePro Mini external hard drives (FW800, FW400, USB) up to 1.5 TB. (Personally, I use two 1.5 TB OWC ElitePro Minis for backup and storage.)