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VIDEO: Christina Aguilera Does a Perfect Impersonation of Britney Spears

But how's her Shakira?

Liz Raftery

Christina Aguilera participated in the "Wheel of Musical Impressions" on The Tonight Show Monday, and revealed her hidden talent: doing a pitch-perfect impersonation of her onetime rival, Britney Spears.

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Singing "This Little Piggy" to the tune of "...Baby One More Time," Aguilera nailed Spears' throaty inflections. (Incidentally, she also does a pretty good take on her Voice counterpart, Shakira.)

Check out the full video, which also features Jimmy Fallon's impression of David Bowie, below: