Alexandra Burke reportedly earned over £10,000 for playing a surprise birthday gig for England footballer Jamie Carragher's wife Nicola.The X Factor winner was booked by England and Liverpool defender Carragher to perform at a surprise party for Nicola's 30th birthday. Team mate Steven Gerrard and his wife Alex Curran were expected to attend the event, held at the Hilton Hotel in Liverpool.A source told The Sun: "Nicola is a big X Factor fan so Jamie thought it would be fun to book Alex."He agreed to pay a five figure sum for her to perform a short set."
