You cant
Beta is no longer available
Some are free at the Playstation store others won for completing levels
not easily... only by the Subway Fresh Buzz contest.
Beta is expired with release of LBP 2
No it wa Little Big Planet that was the free welcome back game
It is offered as a Free Game during June 2012 for Playstation Plus Members
You get free download content with it
No. But you can use your original LittleBigPlanet costumes on LittleBigPlanet 2
You cannot.
LittleBigPlanet 2 is not in 3D
Beta is no longer available . The game was released on January 18 2011
The costume is free to download from the Playstation Store