LittleBigPlanet, commonly abbreviated LBP, is a puzzle-platformer video game, based on user-generated content, for the PlayStation 3 first announced on 7 March 2007, by Phil Harrison at the  Game Developers Conference (GDC) in San Francisco, California. It was developed under the title The Next Big Thing by Media Molecule and was published by Sony Computer Entertainment Europe. Many saw the game as an important title for Sony's PlayStation 3.