Oprah is the richest

London TV mogul Oprah Winfrey tops the list of Hollywood's rich of the year compiled by Forbes magazine. Oprah takes the top spot on the newly-released Hollywood's 20 Highest-Earning of 2010 with an estimated $315 million, while the success of "Avatar" has put director James Cameron in second place with an estimated $210 million earning, reports contactmusic.com. Filmmaker Tyler Perry is on third spot with $125 million. Steven Spielberg, Jerry Bruckheimer, George Lucas and Michael Bay have also made it to the top 10 list. The highest paid musician on the coveted list is Beyonce, who is ahead of Lady Gaga and Britney Spears by grabbing number nine with an $87 million. Spears is at number 13, while Gaga on 14. Also making the top 20 are Madonna, Miley Cyrus and Taylor Swift.