A movie matchup for the ages starts here. This first of five teamings of velvet-voiced Irene Dunne and composer Jerome Kern is a lushly tuneful Gay Nineties musical about the trials of Adeline Schmidt (Dunne), a singer who could rise from headlining at her father's Hoboken beer garden to starring on Broadway -- if she can straighten out her love life. Will she choose the dashing Spanish-American war hero backing her show (Louis Calhern)