Jennifer Lopez put her abs on display as she performed during the
American Idol season 11 grand finale show on Wednesday night (May 23).
Joined by Puerto Rican duo
Wisin & Yandel, the 42-year-old superstar had the crowd dancing in their seats as she performed her latest hit single
Follow the Leader.
She later slipped into a sparkly mini dress as she joined co-judges
Randy Jackson and
Steven Tyler as she crowned rocker
Phillip Phillips as ...