The star of director Lloyd Bacon""s backstage, behind-the-scenes show-business musical was James Cagney in his first on-screen singing-and-dancing musical role.Plot SynopsisA voice-over narration introduces the locale and premise of the film:The island of Manhattan derives its name from its earliest inhabitants - the Manhattan Indians.I was valet for Mr.""Teddy"" Roosevelt.He got me a seat up in the gallery.The play wasGeorge Washington, Jr., and you was just singin"" and dancin"" to all about the grand ole flag.Mr.Teddy used to sing it in his bathtub.George: That was a good old song in its day.Butler: Yas, sir, it was.And it""s just as good today as iteverwas.George is brought into the President""s private study and cordially met by the President (Captain Jack Young):President: Well, hello there! How""s my double?George: Your double isn""t any too sure.Ox kind of helped my mom raise me").Six months earlier, Mutt""s mother had received a letter from Oxley in Peru, where he was working and had found some type of "crystal skull.