Miley Cyrus Miley Cyrus started her career in Disney series Hannah Montana at the age of 13.
There is one thing that she is proud of, “One thing I'm very proud of is that I started my business before I started my period".
"And now, I’ve performed at Carnegie Hall, Madison Square Garden, inducted Joan Jett into the Rock and Roll Hall of Fame—all on my period. It has never gotten in the way of me being a businesswoman."
By the time Miley turned 18, she's already earning $134 million.
Present, she make $40 million deal with NBCUniversal. Apart of that, she also partnered with telehealth company Hims & Hers as well as other projects.