Myrna Loy-The Truth about Youth-1930

Cast includes:
Loretta Young ... Phyllis Ericson
Conway Tearle ... Richard Carewe
David Manners ... Richard 'The Imp' Dane

Myrna Loy ... Kara - the Firefly
J. Farrell MacDonald ... Colonel Graham
Myrtle Stedman ... Mrs. Ericson - Housekeeper
Harry Stubbs ... Horace 'Waddles' Palmer

The voice is not of Myrna Loy's singing-could be Ethel Merman.