Guess The Genre #2791 (Gathered by Ken Anderson)

HammersteinSoundOfMusic HammersteinCarmenJones
HammersteinKingAndI HammersteinSouthPacific
HammersteinCarousel HammersteinOklahoma
HammersteinFlowerDrumSong HammersteinShowBoat
HammersteinCinderella HammersteinPipeDream

Answer: Oscar Hammerstein II - Next is Guess the Genre #2792

Or, I don't want to guess - Show Me A List