Katy Perry's demo of 'Passengers' before Britney Spears recorded it leaked online

It's Katy, bitch!
 By 
Tricia Gilbride
 on 
Original image replaced with Mashable logo
Original image has been replaced. Credit: Mashable

Katy Perry witnessed a song she wrote with Sia and produced by her ex who is not great at sex, Diplo, get the Britney Spears treatment.

Now we can finally hear Perry's original demo of "Passengers," which appeared on 2013's Britney Jean.

Here's Katy's version:

And here's Britney's version:

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Tricia Gilbride

Tricia Gilbride was a Reporter for Mashable Watercooler. Tricia focused on the intersection of celebrity culture and the Internet. Previously, she worked as a fashion writer and a social media manager. She also edits Women-Artists.org, a blog and annual print publication, and looks exactly like her cat.

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