Have you ever stood behind the back of a jet, like a really huge commercial one, as they fire up? No? Yeah see there is a reason those guys wear those noise blocking headphones. How do I know this you ask? I know this because last night I experienced the very same sound at the premier of High School Musical 3. I am here to tell you that if you pack an entire movie theatre full of girls aged 6-16 and then show a picture of, mention or think of Zac Effron...the collective SQUEEEEEEEEE that follows will make your ears bleed.