Exclusive Items with US Membership Cards

Happy77 reported on the official blog that if you're from the United States, and buy a three month membership card, you can also unlock some exclusive items! You can find what item the code will unlock on the membership card, as shown on the picture below.

These are a speedboat, a guitar and a cheerleader out. You can buy these membership cards at a Target, Gamestop or Walmart store in the United States. These are only available for a limited time.

What are your thoughts on the item?