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X Factor auditionee, Rachel Hylton, has stunned music moghul, Simon Cowell, by acreaming at him during the recent bootcamp stage of the show.

A source told The Sun: “Rachel has an attitude, to say the least, and Simon called her out on it when she was on stage at boot camp.

“He made some comments about her performance and Rachel got lippy, Simon told her to keep the cheek down.

“But Rachel didn’t take too kindly to Simon’s comments and she snapped. She yelled back at him and was in a real huff.”