Japan gets the MGS4 LittleBigPlanet bonanza on Christmas Day. But America? America gets them a couple days early, on December 23. Make preparations.
Individual characters are $2 each, the four-character pack is $6. And the big-ass level pack? It's $6, which is a steal considering it comes with a bonus character (a soldier dude) and a ton of junk for your LBP levels.