Britney Spears' original vocals for her track 'Alien' from her 2013 album, Britney Jean, have leaked online. They aren't exactly the strongest.
The opening track to the album, 'Alien' was written by legendary producer William Orbit, who clearly tidied up Spears' vocals somewhat before the album was released. Listen below.
The clip was originally posted on Tumblr blog 'Trollney'.Listen to the final version below.
Speaking of the link on his official Facebook page, William Orbit confirmed the leak, claiming that the clip was recorded while the singer was 'warming up'.