You've always wanted to drink from a Viking horn, haven't you? You're not alone. And you can do it even cheaper than ever with a St. Patrick's Day promotion that ThinkGeek is running. Buy any drinkware get the 2nd 50% off.

You can also take advantage of another special: Get a free Kiss Me I'm Elvish t-shirt when you spend more than $40 at ThinkGeek and use the coupon code "ELVISH".