You're So Vain singer Carly Simon reveals Parkinson's disease and skin cancer diagnoses

Carly Simon says she's finally ready to speak out about why she's gone quiet in recent years. The singer who shot to fame in the 1970s with a string of hits that included You're So Vain has revealed she's been diagnosed with Parkinson's disease, while quietly battling basal cell carcinoma, a form of skin cancer.