The Flamingos
The Flamingos are a Rock and Roll Hall of Fame inducteddoo wop group from the United States, most popular in the mid to late 1950s and best known for their 1959 cover version of "I Only Have Eyes for You". Billboard magazine wrote The Flamingos are universally hailed as one of the finest and most influential vocal groups in pop music history; their music being defined as elegant and sophisticated.
source: Wikipedia