Forbes magazine named Jennifer Lopez the World's Most Powerful Celebrity.
The list ranks stars with high visibility, income and social media presence. She takes the throne from Lady Gaga, who made the top spot in 2011.
J.Lo-- the singer, actress and "American Idol" judge-- earned $52 million over the last year, helping her land the number-one spot on the new 100 list. Oprah Winfrey, head of the failing OWN Network, came in at number two. Teen heartthrob and popstar Justin Bieber is at number three.
Also in the top five are popstar Rihanna and last year's number one, Lady Gaga. "The X Factor's" newest judge Britney Spears, reality TV starKim Kardashian, singer Katy Perry, actor Tom Cruise and filmmaker Steven Spielberg also made the 2012 top 10.