Mac Os 4 For Iphone

I let my sister use my iphone4 so that she could go to a basketball game that was an hour away and she kept putting the password in wrong and disabled my phone!!!!! My screen is completely grey and just says in white iPhone is disabled. What do I do?!?!?!?!?!

Mac Os 4 For Iphone

Hi Guys i do all as told, but once it complete on my PC it tells me i got a code on my phone before i can connect or disable my iphone.... at the sometime my phone doen or will not allow me to go into it.. soooo i really dont know what else to do mxm super sad and so far from a cell shop??????? HELP