With the coupon code POTOGOLD, you can register a new .com, .us, .mobi, .biz, .net, .org, .ca, .co.uk and .in for just $2.49!
This coupon code is available at 11:59 PM on 4/15/2012. So book your new domain name right now. But you need to pay with credit card as no Paypal, no gift cards and no AliPay work for it.