Forbes magazine has named Passion of the Christ helmer Mel Gibson the year's most powerful celeb in its annual Celebrity 100 power rankings, which takes into account both money and fame. Golf star Tiger Woods was second, followed by Oprah Winfrey, Tom Cruise, the Rolling Stones and Harry Potter author J.K. Rowling. Last year's champ, Jennifer Aniston, slipped to 17th place. Her first child, meanwhile, held steady at No. 10.