LittleBigPlanet - gamefront.com

Based on the hit PlayStation 3 game. Use your imagination to create detailed levels in the whimsical LittleBigPlanet universe, then share them with the world, and race through them with your friends. The critically acclaimed game LittleBigPlanet makes its way to the PSP, offering new SackBoy adventures with the same play, create, share experience for gamers on-the-go, in addition to brand new levels and environments specifically created for the platform.