She may not be a doctor, but Megan Fox has diagnosed herself as mentally ill.

“I definitely have some kind of mental problem and I haven’t pinpointed what it is,” Fox told Wonderland magazine. “I basically read every book ever written about Marilyn Monroe.

“I could end up like that because I constantly struggle with the idea that I think I’m a borderline personality — or that I have bouts of mild schizophrenia.”