The 20 richest musicians of all time – You’ll never guess the billionaires (+Pics)

9. Dolly Parton: $450 million
The woman who sang “9 to 5” is worth nearly half a billion dollars, due to a tireless work ethic (she’s written thousands of songs, including “I Will Always Love You,” one of the best-selling singles of all time) and a shrewd awareness of how to market her cheerful persona and simple-country-girl backstory. She does primarily via Dollywood, a theme park she bought and rebranded in 1986, and which draws millions to its gates each year.