Unhappy [Q] PLS help my SD card busted any whay to fix it?

hi guys someone accidentally Formatted my phone cause he thought it was The master Backup hardrive now its busted cant be opened any whay to fix it? P.S cant even install Games! :U Any help will be appreciated :U thanks in advance

oh btw pls send me message via facebook pls cause i prefer to take it there or if not then just tell me here thanks in advance....again