In February 2012 Halliwell announced that the fourth album was being mastered. In August 2012 she reunited with the Spice Girls to perform as a quintet for the last time at the closing ceremony of the Olympic Games in London. This was the last Spice Girls concert to feature Victoria Beckham. In 2010 Halliwell stood in for Dannii Minogue as a guest judge on "The X Factor" at the Glasgow auditions alongside Simon Cowell, Louis Walsh, and Cheryl Cole, and she returned again as a guest judge in 2012 at the Liverpool auditions this time stood in for Kelly Rowland who replaced Dannii Minogue the year before alongside Walsh, Gary Barlow, and Tulisa Contostavlos. In October 2012, Halliwell made her first solo performance in seven years at the Breast Cancer Care, debuting a new track called "Phenomenal Woman". In January 2013 Halliwell claimed that she had decided to shelve the album she had finished to continue writing and recording, moving in a different style direction. In April 2013 the Nine Network announced that she would become the fourth judge on "Australia's Got Talent" replacing Minogue.