Original: The Smurfs Sheet Music by Joseph Barbera. Richard Bradley. Joseph Barbera , Hoyt Curtin , William Hanna. Alfred Publishing Co..
Traducción: Joseph Barbera, Hoyt Curtin, William Hanna. 0-7579-7876-2. Five Finger Piano. Vocal. Solero. La, la, la, la, la, la, sing a happy song.