LS of composer George Gershwin talking about rehearsal on a Broadway stage with dancers around him including a woman stretching up a ladder. LS of chorus line girls rehearsing Strike Up the Band in plain clothes. They move in unison. Comedy team Bobby Clark and Paul McCullough walk on stage joking with Gershwin about being late for rehearsal and not knowing the songs for the camera. ELS of the girls practicing with Gershwin dancing in front of them as an example.