 Complete the following phrase:  He joined Wigan Athletic in December 2001 for 600,000. Prior to the start of Wigans debut season in the Premier League he had missed only one match for the club but was injured at the start of the 200506 season with Wigans new signing Mike Pollitt taking his place in the side. Filan, however signed a new contract which kept him at the club until 2007. Seeing out his contract with Wigan, he was released at the end of the season. Whilst at Wigan he appeared as a substitute in the 