Beyonce Knowles. I Am... Sasha Fierce (Platinum Edition). Ego (remix). Beyonce Knowles. I Am... Sasha Fierce (Platinum Edition). Ego (remix).
...I walk like this 'cause I can back it up I, I walk like this 'cause I can back it up I, I talk like this 'cause I can back it up I, I can back it up,
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