Let It Bii from Nerdy Shirts is another great example of how much fun people are having with the “Mii”, the avatar that you create on your Wii. I still desperately want a Wii, i’ve played with a friends and it was awesome… yes, i know how that sounds 
(this is an affiliate link so tcritic can make a couple of bucks, i’ll be putting it toward redesigning and enhancing t-shirt war)
