The usb cable that comes with your Vita, connect that baby into the ps3 usb port go to content manager on your Vita. tap on ps3 to ps Vita and it gives you options for vita, psp, ps1 and playstation mobile games and transfer the game over. Disconnect, play, enjoy.
If you're interested here's the dock. It seems pretty slick if you ask me and it's a first party product so you can bet its reliable.
Studies show it is humanly impossible to play through all online content in LittleBigPlanet in a single lifetime on Earth.
Don't Forget to Play [Persona 4 Golden] Every Night Before Bed.