The data files are not just a luxury; they are the game itself. While a .vpk file (the Vita's standard application package) can be used to install the game's launcher and icon, it does not contain the copyrighted assets—textures, models, and scripts—necessary to play. Users must source these files from a legal copy of the Android version of Bully: Anniversary Edition . Essential Components
Now go have fun. Just remember to always back up your save before Jimmy causes too much mayhem.