Robbie signs up for X Factor
16:30 04 September 2006
Sir Elton John, Robbie Williams and Westlife have signed up to coach the 'X Factor' contestants.
The show's three judges Simon Cowell, Louis Walsh and Sharon Osbourne have each struck a deal with one of the stars to work with their group of finalists.
Robbie will look after the 16 to 25-year-olds, who Simon is mentoring this year, music legend Elton is to coach the over 25s, Louis' category, and
Irish boy band Westlife - who are managed by Louis - will work with the groups, who are being looked by Sharon this series.
A source said: "Simon said he wanted this series to be the biggest and best yet. This is a massive coup."
Other artists due make appearances on the show over the coming months, include Take That, Mariah Carey and opera group Il Divo - who are managed by Simon.
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