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Britney Spears Sang Taylor Swift On Helium And The Greatest Cover Of Our Generation Was Born

These live vocals!!!

While promoting her flaw-free album Glory in the UK, Britney stopped by The Jonathan Ross Show and sang a few bars of Taylor Swift's "Shake It Off".......... WHILE ON HELIUM:

View this video on YouTube

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Apparently, singing on helium was the punishment for Britney after losing a round during a game of “Forfeit Tennis.” But little did Jonathan Ross know the punishment was going to result in the greatest cover of our generation:

DID YOU HEAR THE CROWD ACCLAIMING HER PEFORAMNCE?

History, ladies and gays.