Cher, who is worldwide famous for her four-letter name, was under the impression that she was born Cherilyn Sarkisian until her 30s, when she discovered a mistake on her birth certificate.

🤩 📺 SIGN UP for Parade's Daily newsletter & get the scoop on the latest TV news & celebrity interviews delivered right to your inbox 🤩 🎥 In the late '70s ... "shocked" by the discovery ...