Britney Spears fans furious after highly-anticipated new song LEAKS as pop star displays vocals following six-year break

BRITNEY Spears highly anticipated collaboration with Elton John has allegedly leaked online.

Fans are furious the new track, titled Hold Me Closer, has made the social media rounds before the Princess of Pop was officially able to release it herself.

The song is Britney's first new music in six years.

It's said to be a mashup of Tiny Dancer, one of Sir Elton's most memorable tunes, mixed with samples from his other songs, including his 1992 track The One.

Britney, 40, reportedly tweaked the lyrics and offered to sing a new verse for the remix, which is due to drop any day now.

But some fans online say they got it early, and leaked what they claim is a preview of the single.

In the clip which was , a voice that is allegedly Britney's, can be heard in her signature high-pitched tone singing "hold me closer Tiny Dancer," amongst other lyrics.

While the brief snippet has neither been confirmed nor denied, fans who have been waiting for the whole thing to be released in a proper format are slamming the sneak.

"This is not ok. She's working so hard," one Britney fan wrote, mentioning the care the singer has taken with her big comeback track.

"Stop leaking it," another begged, as a third called out: "Delete it."

One fan even wondered if the leak was even the final version of the song.

"Why leak it if she's not happy with it?"

Still, some anxious fans were all about sampling her return.

"Can’t wait" one person exclaimed, as another tagged on: "OMG I want it."

A third, who apparently listened to the purported preview, praised it.

"She sounds so good," the fan tweeted.

BRITNEY'S BATTLES

The collaboration is a follow to Elton’s team-up with Dua Lipa last summer.

Their hit single Cold Heart reached the top of several Billboard charts.

Britney is hoping for a similar reception, as she begins the process of performing again.

The former Mouseketeer has been at war with her ex husband, Kevin Federline, and even her own teenage sons, who refuse to see her.

She's also still putting her life back in order since successfully fighting her way out of her father's conservatorship.

A source told The Sun Elton has helped countless artists throughout the years, both publicly and privately, and has been well aware of Britney’s battles.

“They have known each other for years, with Elton personally inviting Brit to a number of his famous Oscar parties," the insider revealed.

"He genuinely wants the best for her and to hear them on a track together is amazing."

Speaking about her love of Elton, Britney ­previously said: “I am the ­biggest fan in the world of him.

"Me and my mom, we love him to death.”