The Deltairs were an American doo-wop group in the mid-1950s, known for their harmonious vocal style and soulful ballads. The group, which included members Barbara Thompson, Cora Lee, and twins Shirley and Roy Bryant, gained recognition for their hit single "Lullaby of the Bells". Their influence in the doo-wop era was significant, contributing to the genre's popularity and development during this period. Despite their brief existence, The Deltairs left a lasting impression on the musical landscape of the 1950s.