“Her erratic behavior has moved into bipolar disorder,” said psychologist Dr Robert Butterworth of the recent antics of Britney Spears. Not knowing or having treated the pop tart, he spoke as a dispassionate and utterly casual observer and had no doctor-patient confidentiality concerns to hold him back. And since she was asked, the equally impartial mental health professional, psychologist Robi Ludwig, agreed with Butterworth. “It seems that Britney has a mood disorder,” she said, noting the “Toxic” singer’s, “self-destructive, erratic and dramatic” behavior. So that explains it. (Us magazine; photo: Film Magic)