This problem randomly appeared yesterday, I was listening to music and doing normal stuff, got in class sat the phone down. After class I try to turn the phone on and the screen never comes on! The green indicator light is on, and even the bottom 4 buttons light up. and when I try to force restart it I can hear it boot up and the vibrate still works. I tried the force restart like 30 times and I dont know what to do! HELP PLEASE!