As far as stardom, there is a huge difference between now and the ’70s. For one, the rock star persona was built then –circulating sex, drugs, and music. Nowadays, there’s much more attention on the stars with social media and the increasingly aggressive paparazzi. Former teen idol, Leif Garret decided to share some experience-based words of advice in the direction of Justin Bieber explaining how handle the limelight. Hit the jump to see what he has to say.