Rule 1. Do not intentionally sabotage your fellow brony.
Rule 2. Make sure your methods work.
Rule 3. Backup your save file BEFORE you try anything suggested.
Lets be real. GAMELOFT, YOU BLOKE! We want Princess Celestia, that is true, but not to the point of paying 95 dollars.
If you have any cheats/hacks and are willing to supply a guide on how to do it, then post it here.
Be warned, if someone gets mad at you for cheating, it isn't the fault of those who told you how, it is a fault of your own.