“Before country was ‘cool,’ Crystal was ‘class’...”

“Don't It Make My Brown Eyes Blue” opened the world’s eyes to Crystal Gayle. She became a household name in homes, grand and small, from Louisville to Leningrad. The glamour and the mystique of the Crystal Gayle phenomena made her an instantly “in demand” artist. From symphony halls to Carnegie Hall... from the best kept stages in Las Vegas to the prestige of the London Palladium... one word — “Crystal” — crossed musical genres and oceans.
Source: Crystal Gayle | Celebrity, Musician

"Don't It Make My Brown Eyes Blue" is a song written by Richard Leigh, and recorded by American country music singer Crystal Gayle. It was released in June 1977 as the first single from Gayle's album We Must Believe in Magic. Despite the title, Crystal Gayle herself has blue eyes.
Source: Wikipedia