Hollywood on Parade No. A-1

In the first entry of this series, the show open with a troupe of dancing chorus girls getting a salute from crossed-eyed Ben Turpin. Then the master of ceremonies, Fredric March, brings on the various acts, starting with a pre-teen Mitzi Green), dressed as an adult and singing "Was That the Human Thing to Do?" , followed by Ginger Rogers and Jack Oakie singing-and-dancing to "The Girl Who Used to be You. (imdb)