This beautiful and talented country music artist was known for her 'crazy' vocal talent, her entry into The Grand Ole Opry in 1960, and being the first woman to be inducted into the Country Music Hall of Fame. At the height of her career, she was killed in a tragic private plane crash in 1963 along with a few fellow country music artists. Just before her death, she recorded "Sweet Dreams" which quickly rose to #5 on the country charts. She was only 30 years old. Who was she?