Lizzie Gough finished third, Tommy Franzén was the season runner-up, but female jazz dancer Charlie Bruce ended up as the winner.
Louise Redknapp, Sisco Gomez and Priscilla Samuels were guest judges during the audition stages, alongside Phillips and Lythgoe.
Singer and dancer Louise Redknapp joined the panel as a permanent judge during the 'choreography camp' stage.
The preliminary auditions for the first series of the show were held in major cities throughout the UK in October 2009.
Audition guest judges were Priscilla Samuels, Sisco Gomez and Louise Redknapp.