Originalno: You'll Never Know Sheet Music by Frank Sinatra. Darling, I'm so blue without you, I think about you the livelong day. Harry Warren.
Prevod: Boste nikoli vedeli notno Franka Sinatre. Pozdravljeni, Frisco, Hello. Mack Gordon. Alfred Publishing Co.. 0-7579-0448-3. Načrt. Vocal.
