[1] Kyle Sandilands returned as a judge for his fourth season, and was joined by Dawn French, Timomatic and Geri Halliwell,[2][3] as well as Julia Morris as the new host.
[5] In November and December 2012, it was also confirmed that Dannii Minogue, Brian McFadden and Kyle Sandilands would all not return to the judging panel following the show's reboot.
On 17 March 2013, it was announced that Melanie Brown of Spice Girls would replace Minogue as a judge.
[8] On 19 March 2013, it was announced that former participant Tim Omaji, otherwise known as Timomatic, had signed up to the panel.
[3] On 20 March 2013, it was announced that Sandilands would return to reprise his role on the panel despite constant rumours that he would be leaving the show.