The Voice: Brynn Cartelli wins season 14 during star-studded finale

The Voice: Brynn Cartelli wins season 14 of NBC singing competition show during star-studded finale

Rookie judge Kelly Clarkson won season 14 of on Tuesday with teenage contestant Brynn Cartelli.

At age 15 Brynn, from Massachusetts, became the youngest winner in The Voice‘s history.

It was also a first for the 36-year-old pop star, who only joined Blake Shelton, Adam Levine and Alicia Keys as judges at the start of this season.

In second place was Britton Buchanan, an 18-year-old North Carolina resident from Team Alicia.

Third place was filled by Kyla Jade, a 33-year-old Tennessean from Team Blake and fourth was Spensha Baker, a 24-year-old Texan, of Team Blake.

Adam Levine had no contestants in the final four.

‘I‘m going to be Brynn‘s big sis for life, one because I love her parents…we would totally BBQ, she‘s totally stuck with me,‘ laughed Kelly.

‘She‘s really real and caring,‘ the teen said of her coach.

Brynn‘s victory followed a two-hour show, studded with performances from former contestants and famous musicians.

The finale opened with The Voice finalists Brynn, Britton, Jackie Verna, Christiana Danielle, Mia Boostrom, and Wilkes singing Phil Collins‘ In The Air Tonight.

A jokey montage showed Kelly being a bit of a jobsworth backstage, but host Carson Daly said they were thrilled to welcome her into the ‘family.‘

‘We all love you so much, you‘ve injected such an incredible energy into the show this season,‘ he told her.

‘Our children are playing together backstage…she made us all quilts,‘ he added.

English singer-songwriter Dua Lipa, 22, performed her breakup track IDGAF.

A montage of Blake and Kyla revealed their ‘special bond.‘

‘She‘s got to be the best hugger we‘ve ever had on the show,‘ said Blake, 41.

Country star Kane Brown, 24, then joined Blake‘s finalist Spensha to sing What Ifs.

Alicia played piano to accompany 27-year-old British singer James Bay for his single Us.

Previous winner Chloe Kohanski, a 24-year-old from Tennessee, hit the stage for her new power anthem Come This Far.

A montage of Alicia and Britton showed them giggling and goofing off together.

‘Alicia Keys is the kindest person I have ever met,‘ said Britton.

Iowan singer Julia Michaels, 24, then joined Brynn for two of her songs – Issues and Jump.

Blake acted in a humorous skit as ‘Dallas Colt PI‘ – a detective who moonlights as ‘one of the biggest country music stars in the world‘ by night.

‘By day he‘s going undercover solving crimes, because when he sings it‘s murder,‘ said the voiceover.

Jimmy Fallon played Dallas Colt‘s mullet sporting manager, saying: ‘The world is counting on you, godspeed.‘

Kyla, Rayshun LaMarr, Johnny Bliss and Sharane Calister then did Seal‘s 1991 hit Killer melded with The Temptations‘ Papa Was A Rolling Stone.

Seven-time Grammy winners Florence and the Machine, a British indie rock band, performed their latest single Hunger.

Ryan Adams then joined Britton for To Be Without You.

Pop star Halsey, 23, and rapper Big Sean, 30, then performed Alone, with a huge crew of backing dancers.

Country star Jason Aldean, 41, did his new track Drowns The Whiskey.

Jennifer Hudson then joined Kyla for I Know Where I‘ve Been – a gospel-style, soul song from the musical Hairspray.

Alicia, 37, has built a reputation as a life coach and spiritual mentor on the show.

‘She‘ll just start talking and all of a sudden you‘re like a bug to the light, I don‘t even know what she‘s saying sometimes, but somehow I‘m moved by it,‘ laughed Kelly.

The Voice will return for a 15th season on NBC with Jennifer Hudson taking the red coaching chair left open by Alicia‘s departure.

The winner of The Voice receives a $100,000 prize and a record contract with Universal Music Group.