<p><br /> X Factor 2010 may be over but Simon Cowell has reportedly carried on his judging role whilst on holiday in Barbados.<br /> </p><p><br /> The music mogul, who is on holiday at the Sandy Lane resort with fiancée Mezhgan Hussainy and ex-girlfriends Sinitta and Jackie St Claire, is said to have delivered some harsh comments during a game of karaoke.<br /> </p><p><br /> A source told the Daily Mirror: "When Sinitta sang, he told her she sounded like a 'fire going off in a pet shop' because she was so squawky."<br /> </p><p><br /> However, the 51-year-old was far kinder to his fiancée, who sang Whitney Houston's 'I Will Always Love You', telling her "I didn't like that, I loved it".<br /> </p><p><br /> Meanwhile, it has been reported that ex-girlfriends Jackie and Sinitta have been arguing on holiday, much to the distress of Simon, who was eager for a relaxing break after a busy year.<br /> </p>
