The Avalons were an American doo-wop group active in the late 1950s and early 1960s, known for their distinct harmonic style. The group was most notable for their single, "Heart's Desire," which remains a classic in the genre. The Avalons' sound was characterized by smooth vocals and tight harmonies, typical of the doo-wop style of the period. Despite their brief lifespan, they made an enduring impact on the doo-wop scene and their music continues to be appreciated by fans of the genre.