Summary: The arrival of international chart topper Jessie J to The Voice, takes season four to a whole new level. It's clear from the get go that Jessie J is on fire, pitching hard for the artists.

Summary: Team Madden are the only coach team without an artist going into day two. Newcomer Jessie J starts the night on fire, securing the first two artists.

Summary: Heading into day 3 of the Blind Auditions Team Madden is trailing behind with just one artist in their line-up.

Summary: Jessie J has become button shy as she waits for a great artist to blow her away. Meanwhile, Ricky's rampage hits the studio with him securing top artists for his team.

Summary: It's the half way mark of the blind auditions and the pressure is mounting for both the coaches and the artists. The coaches are competing hard and while the Madden brothers are feeling united, the sisterhood of Delta and Jessie J is beginning to show cracks.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on the new season of The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as Coaches when The Voice returns for 2015.

Summary: Mounting tension between Delta and Jessie J climaxes during a contestant's feedback with Delta taking a time out. A number of contestants fail to make it through, and Jessie J gives one fan an experience she'll never forget.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: It's the closing chapter of the Blind Auditions and Jessie is on the hunt for two more artists, while the Maddens, Delta and Ricky have just one more spot to fill. The stakes are high as our coaches hold out for that perfect voice to round of their teams.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: The second night of battles is a heated one as team member go head to head in the battle ring. Our coaches will have to make the tough decision of who wins, who loses and who they will steal from an opposing team.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on the new season of The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: British pop superstar Jessie J and Benji Madden are set to shake things up on The Voice, joining Delta Goodrem, Ricky Martin and Joel Madden as they fight to find the best voice in Australia.

Summary: Ellie Drennan, Joe Moore, Nathan Hawes and Liam Maihi are the four finalists but before the votes are tallied and the winner is announced, the top 16 will perform and each remaining artist will sing a duet with their coach.