Barlow, 41, was blasted by Simon Cowell in Tom Bower's unofficial book 'Sweet Revenge', in which the music mogul said he was "too scripted and should be sacked", reported Sun online.
"Wait until my book comes out! It will be bloody beautiful. I'll get the lot of them.
"I've had plenty of abuse in the past 22 years. I'm so used to having people saying things about me
