Diana Rouvas from Team George won the competition on 7 July 2019, marking the first All-Star contestant to win, as well as Boy George's first and only victory as a coach.
On 17 October 2018, the series was renewed for an eighth season and it was announced that Goodrem, George, and Rowland would all return, along with host Sonia Kruger.[2] On 14 November 2018, Nine announced Guy Sebastian would replace Jonas as the fourth judge for the eighth season.[3]
The Knockout rounds started on 10 June. The coaches can save two losing artists from any team, including their own. Contestants who win their battle or are saved will advance to the Battle rounds.
Color key:
Artist won the Knockout and advanced to the Battles
Artist lost the Knockout but was saved by another coach and advanced to the Battles
Artist lost the Knockout but was saved by their coach and advanced to the Battles
Kelly first used her save on Luke; when Tannah lost her knockout and no saves were used Kelly suggested she became a duo with Luke. Both artists agreed.
The Battle rounds started on 17 June. After all of their team's battles were done, the coaches chose one of their losing artists as a wildcard. The top 16 contestants then moved on to the Finals.
Color key:
Artist won the Battle and advanced to the Finals
Artist lost the Battle but was chosen as a wildcard and advanced to the Finals
The first week of the Finals was pre-taped and first broadcast on 24 & 25 June 2019. Over the two episodes, all artists of the Top 16 take on a solo performance. Team George & Team Kelly perform on the first night and Team Delta & Team Guy perform on the second night. At the end of each episode, the coaches choose three out of their four artists to advance to the Live Top 12.[4]
With the eliminations of Jack Vidgen, Chynna Taylor, and Mitch Paulsen, Guy Sebastian had no more contestants left on his team, making this the fourth season in the Australian version of the franchise where a coach did not have a contestant in the Grand Finale. However, this is also the first and only season so far, that a coach lose three artists in the semifinals, as well as the first instance that a debuting coach is not representee in the fianle. Additionally, this is also the second season where Delta Goodrem managed to bring two artists to the Grand Finale.
The Grand Finale was first broadcast on 7 July 2019.
With Diana Rouvas's win, this marks the first time in the Australian history that an artist from a past season won the competition. And this is the first time since the third season in which a male coach won the show.
Luke Zancanaro and Tannah Zancanaro auditioned together as a duo on The X Factor in season seven, but didn't make the Live Shows. They were mentored by Guy Sebastian.
Carlos C Major competed on the show's third season, where he was mentored by Ricky Martin and reached the top 16. He also appeared on the second season of Australian Idol where he was a semi-finalist, under the name Carlos Velazquez.
Kim Sheehy competed on the show's fifth season, where she was mentored by Delta Goodrem and reached top 12. She also auditioned for the second season, but failed to turn a chair.
Jazmin Varlet auditioned for the show's sixth season, but didn't turn a chair.
Sheldon Riley was on the eighth season of The X Factor, as a member of Time and Place, who were eliminated on the first live show, and was on the show's previous season where he placed 3rd. He was mentored by Boy George.
Matt Garwood competed on the show's third season, where he was mentored by Ricky Martin. He was eliminated in the Showdowns.
Rebecca Selley auditioned for the show's season 1 with no chair turned and she competed in season 1 of Australian Idol and got eliminated in the wild cards for the semi-finals, when she was Rebecca Tapia at the time.
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