“Rockin’ Robin” (originally released as “Rock-In Robin” on the Class Records 45 single) is a song written by Leon RenĂ© under the pseudonym Jimmie Thomas, and recorded by American singer Bobby Day in 1958. It was Day’s biggest hit single, becoming a number two hit on the Billboard Hot 100, and spent one week at the top of the R&B sales chart. Michael Jackson recorded his own version of the song in 1972, which also achieved success