The clip is from the 1937 film New Faces of 1937 by RKO Radio Pictures.
Directed by Leigh Jason with screenplay by Nat Perrin, Philip G. Epstein and Irving Brecher.
The film stars were Joe Penner, Milton berle and Ann Miller among others.
Enjoy Ann Miller at 14 years of age – though she wrote down on the RKO contract that she was 18.