"The last thing producers want is a meltdown on national TV. It's been made clear that if she's not right mentally, she won't appear in the final," the Sun quoted a source as saying. According to judge Piers Morgan, the pressure of global fame is taking a toll on Boyle.
Writing on his Internet blog, Morgan said that the singer has been in 'floods of tears' this week and suffering from almost crippling nerves. Morgan also revealed that Boyle even considered quitting the show