Bad girl of the moment Miley Cyrus has rejected "motherly" advice from Sinead O'Connor who yesterday made a public plea to the pop star to stop "prostituting" herself for her career.

She was catapulted to super-stardom aged just 14 as the title character in Disney's Hannah Montana series but just six years later, her wholesome image is in tatters.

Miley Cyrus shocked millions with her risque costume and provocative performance at last week and Zoe Arnold was one of them. She breaks down what was wrong with Miley's stunt and what she can learn from popstars of the past.