An American heiress on holiday in South America falls in love with an Argentine horse breeder against the wishes of their families.

Ms. Lane Truesdale is on vocals and shimmy in this 1943 "soundie," an early video jukebox format. The title comes from a running joke on radio based on the name of violinist Yehudi Menuhin.

Charles Laughton plays Kidd, a merchant captain who cons the King of England into allowing him to take to the sea to recover a lost treasure and escort a ship back to London. An old fellow conspirator who he thought dead (John Carradine) and a mysterious young man (Randolph Scott) manage to get on board and cause problems for Kidd.