I heard this (wasn't watching, just in same room as telly, honest) and spotted it straight away. http://uk.news.yahoo.com/5/20100823/tuk-x-factor-fans-accuse-show-of-faking-45dbed5.html A terrible post-production edit using autotuning software or hardware of some sort. It was used on a _lot_ of the contestants, even the really shit ones. Why on earth bother????