Written by: Stevie Wonder

Lyrics by: Stevie Wonder

Produced by: Stevie Wonder

Performed by: Brenda Barrett (handclaps), Shirley Brewer (handclaps), Colleen Carleton (handclaps), Carole Cole (handclaps), Nelson Hayes (handclaps), David Henson (handclaps), Artece May (handclaps), Edna Orso (handclaps), Greg Phillinganes (keyboard), Sundray Tucker (handclaps), Josette Valentino (handclaps), Stevie Wonder (percussion), Stevie Wonder (drums (drum set)), Stevie Wonder (Rhodes piano), Stevie Wonder (electric piano), Stevie Wonder (bass synthesizer), Stevie Wonder (harmonica), Stevie Wonder (lead vocals)