The term 'Moon Struck Oscar Winner' refers to the American singer and actress Cher, who won an Academy Award for Best Actress in a Leading Role for her performance in the 1987 romantic comedy-drama film Moonstruck. Cher is a four-time Grammy Award winner and has sold over 100 million records worldwide. She is also known for her distinctive contralto singing voice and her work in films such as Mermaids, Mask, and Burlesque.