Carly Simon Reveals Parkinson's Disease and Skin Cancer Diagnosis — photo 1 of 6

Legendary singer Carly Simon, best known for her hit "You're So Vain," has revealed she is battling Parkinson's disease and skin cancer. The 83-year-old artist announced that she was diagnosed with Parkinson's and basal cell carcinoma, a form of skin cancer. She decided to go public after fans expressed concern over her long absence from the public eye.