The following selections were found in iTunes for
Nat "King" Cole "I Want To Be Happy":

Title	Artist	Album	PURCHASE
I Want to Be Happy	Buddy Rich, Lester Young & Nat "King" Cole	Lester Young Trio
I Want to Be Happy	The Nat "King" Cole Trio	The Nat King Cole Trio - The Complete Capitol Transcription Sessions
I Want to Be Happy	Nat "King" Cole	The Piano Style of Nat King Cole
I Want to Be Happy	Buddy Rich, Lester Young & Nat "King" Cole	Ultimate Lester Young
I Want to Be Happy	Buddy Rich, Lester Young & Nat "King" Cole	The Complete Lester Young Studio Sessions On Verve
I Want to Be Happy	Nat "King" Cole	The Piano Style of Nat King Cole (With Orchestra Conducted By Nelson Riddle)
I Want to Be Happy	The Nat "King" Cole Trio	The Complete Capitol Recordings of the Nat King Cole Trio
I Want To Be Happy	Lester Young, Nat "King" Cole & Buddy Rich	Riffin’: The Decca, JATP, Keynote and Mercury Recordings