Miley Cyrus Mentors Justin Bieber: "People Don't Take Him Seriously"
Description:Miley Cyrus' career choices may be confusing to some, but if one thing's clear, it's that she's calling the shots. Perhaps that explains why the "Wrecking Ball" singer is mentoring fellow pop star Justin Bieber, whose transition from teen star to serious musician has also caused some controversy.In Rolling Stone magazine, Cyrus, 20, says she's spent "a little bit" of time advising Bieber, 19. "I'm not much older than him, so I never want it to feel like I'm mentoring him.(0:34)