New Super Mario Bros. Wii

There's a secret world, where levels are unlocked by collecting all the star coins in the previous 8 worlds. There is no way in hell that our four-player team would be able to pull this off; just finishing World 8 practically took all night by itself, to say nothing of the elusive star coins. But I'm chomping at the bit to try this on my own.

Progress: Beat Bowser (Co-op)