British comedian Reginald Denny plays a professor who is escorting three different women and needs to make a choice.

Ann Sothern essays the title role in My American Wife. The story opens in Smelter City, Arizona, where the richest man in town is grizzled old Indian fighter Lafe Cantillon (Fred Stone). Lafe's social-climbing sister-in-law (Billie Burke) insists that her daughter Mary wed a titled European, Count Ferdinand (Francis Lederer). Much to Lafe's delight, Mary isn't assimilated into Continental high society; instead, she instructs Count Ferdinand in the virtues of good, old-fashioned American democracy. And, of, course, the Count and Lafe become great chums when the "furriner" proves that he can ride a bucking bronco with the best of 'em.

Asaph (Charles Ruggles) is a meek, mild-mannered homebody who occasionally shows some backbone to his prudish, overbearing boss, only to be beaten down again. With the encouragement of his secretary Beulah (Ann Dvorak), his old college team-mate Wynn (Eugene Pallette) and some liquor, Asaph regains some of his wild-man soul. Watch out world!

Mark O'Rell is sent to New York by his wife's Aunt Cordelia to recover a valuable quilt. In the city he finds the quilt, discovers that it conceals stolen jewels, and in consequence is pursued by both police and thieves. Police catch the thieves, Mark gets the quilt, and he returns home safely.

Philip Charters, the President of International Motors, and his daughter, Helen, drive up to the shop of Willie Bascom, an auto mechanic. Charters is interested in an invention by Willie, and Willie quickly becomes interested in Helen. They depart for Cold Springs, a fashionable summer resort for the rich. Willie images that Cold Springs is such a place where a young man wearing white pants would not be jeered at. He gets a chance to find out when he has to repair a car and take it to the owner in Cold Springs. He summons Wong Lee, a Chinese laundryman to pose as his chauffeur, dons his spiffiest pair of white pants,arrives at the resort and is mistaken for a crack polo player, hired to help the resort's team beat a rival team. Willie is anything but a polo player.