The Oscar-winning actress stole the show at the benefit, which helped raise money for the prestigious Windward School in White Plains, New York, where her two children Dylan, 11, and Carys, nine, attend, reported Daily Express.
Watched proudly by her husband Michael Douglas, the 42-year-old actress took to the stage with a group of students at the event which was held at Manhattan's Cipriani 42nd Street restaurant.
Zeta-Jones, who won an Oscar for her role in the 2002 musical "Chicago", sings on screen once again in the upcoming film "Rock of Ages". PTI NDS BB