Legendary singer-songwriter Neil Sedaka -- who gained worldwide fame in the 1960s -- has died at age 86 ... TMZ has learned. We learned earlier today, Neil wasn't feeling well Friday morning and was taken in an ambulance to a hospital. Sedaka's family tells TMZ ... " Our family is devastated by the sudden passing of our beloved husband, father and grandfather, Neil Sedaka. A true rock and roll legend, an inspiration to millions, but most importantly, at least to those of us who were lucky