I think she suffers from a panic attack, or psychosis maybe? I think the psychology behind this is pretty interesting. Notice how the cute young girl to the left reacts at 0:10, her face expression is like WTF.I don't think anyone did anything to provoke herBtw. I got this from youtube. I don't own it. I asked if it was OK to put it on liveleak and the dude said it was all right (youtube channel:J.SAV). I don't own any editing program so I couldn't remove the shit in the beginning and the end. Sorry about that.