Robert James Byrd (July 1, 1928 – July 27, 1990), known by the stage name Bobby Day, was an American singer, multi-instrumentalist, music producer, and songwriter. He is best known for his hit record "Rockin' Robin", written by Leon René under the pseudonym Jimmie Thomas. Day also wrote the top-10 Billboard hits "Little Bitty Pretty One" (1957, Thurston Harris) and "Over and Over" (1965, the Dave Clark Five).
