LittleBigPlanet 2 Tips

Free Love message
Play the "Set the Controls for the Heart of the Negativatron" level. Find the broken arcade machine with a Sackbot trying to fix it. Activate the machine, then press Up(2), Down(2), Left, Right, Left, Right, X, Circle. The arcade machine will explode, leaving the numbers "3733 5683". When translated on a phone's keypad, it spells "Free Love".