Fans are furious the new track has made the social media rounds before the Princess of Pop was officially able to release it herself, The US Sun reported.
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.
n the clip which was posted to Twitter, a voice that is allegedly Britney’s, can be heard in her signature high-pitched tone singing “hold me closer Tiny Dancer,” among other lyrics.
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.
Speaking about her love of Elton, Britney previously said: “I am the biggest fan in the world of him.