$10 price drop. Newegg has the Western Digital Caviar Blue WD5000AAKX 500GB SATA 6.0Gb/s Hard Drive for $35 - $10 off with coupon code
MEMORIALWKND [Exp 5/31] =
$25 with free shipping. Features a 7200rpm rotational speed, 16MB cache, and a SATA 6.0Gb/s interface.