The Beach-Nuts were an American garage rock band active in the mid-1960s, notable for their association with the rock group The Shadows of Knight. The band's style was characterized by a raw, energetic sound that was typical of the garage rock genre. They are best known for their single "Out in the Sun (Hey-O)", which has been recognized as a classic example of the genre. Despite their short-lived career, The Beach-Nuts made a significant contribution to the garage rock scene and their music continues to be influential in the genre.