Watch Jennifer Lopez Perform 'Ain't Your Mama' on 'American Idol' Finale

Jennifer Lopez debuted her new single "Ain't Your Mama" today (April 7), then sang it live on the American Idol finale.

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Clad in a sparkly, French maid uniform and flanked by several backup dancers, Lopez lit up the stage and delighted the audience.

A quick costume change later, she shifted into her hit "Let's Get Loud."

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Watch a clip of "Ain't Your Mama" above.

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