I found one article in web host directory (accidentally) and thought want to share with you, well, just in case anyone of you need it. 
Full article can be found here.'Happy Hour’ promotion from Dotster, another easy way to get online. “Happy Hour” promotion features a giveaway of 500 free domain names beginning on Thursday, April 17 at 4:00pm EDT. Dotster will give 500 customers a coupon redeemable for one free .com, .net or .org domain name.