Media Molecule's Alex Evans and Kengo Kurimoto give a tour of the new video game ahead of its release over the next few weeks.
LittleBigPlanet has been described as a game about making games.
It lets gamers build their own playground levels and then swap them with other players over the PlayStation Network.
LittleBigPlanet's is scheduled for release on 5 November in the UK.
Sony delayed the launch while a problem with one of the music tracks in the the game. The background music contains phrases from the Koran.
The music in question comes from Grammy award-winning artist Toumani Diabate from Mali and has been available through online music stores for months.
In an e-mail the gamer who spotted the Koranic phrases while testing the game warned that mixing music and words from Islam's most holy text could be considered deeply offensive by Muslims.