Set during the reign of Nebuchadnezzar (Nabucco), King of Babylon, the opera tells the tale of Nabucco's fictitious daughters, Abigaille and Fenena, who are rivals for the love of Ismaele, nephew of the King of Jerusalem.
A down-on-his-luck coach is hired to prepare a team of the best American dancers for an international tournament that attracts all the best crews from around the world, but the Americans haven't won in fifteen years.
Ghost is an ideological musician and leader of a jazz band who would rather play his blues in the park to the birds than compromise himself. His peripatetic performances lead him to cross paths with a singer, while his masculinity is thrown into question following a violent brawl.
The Marx Brothers take on high society and the opera world to bring two lovers together. A sly business manager and two wacky friends of two opera singers help them achieve success while humiliating their stuffy and snobbish enemies.