It's reassuring to know that if Britney Spears is ever eaten alive by wild animals, Christina Aguilera will be able to pick up the slack and nobody will know the difference. Not that I want Britney to be lunch for a pride of lions, but Christina proved on The Tonight Show that she can do a spot-on impression of Britney Spears singing.
Surely, even Britney would have to admit that her 90s rival is pretty damn impressive when it comes to imitating her.
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