• Billie Holiday, Lady Sings the Blues

"Lady sings the blues/I'm tellin you she's got 'em bad"

• Nat King Cole, Smile

"Smile, what's the use of crying?"

• Louis Armstrong, What A Wonderful World

"Yes, I think to myself/what a wonderful world"

• Ella Fitzgerald, Dream A Little Dream of Me

"While I'm alone and blue as can be/dream a little dream of me"