Pop superstar Beyonce Knowles ranked as the top earning musician on Forbes Magazine's "Hollywood's 20 Highest Earners of 2010" list, with income of $87 million for the year. Other musicians making the list were Britney Spears at No. 13, Lady Gaga at No. 14, Madonna at 15, Miley Cyrus at 18 and Taylor Swift at 19. Hollywood mogul Oprah Winfrey once again topped the list with reported earnings of $315 million. Check out the full list below.