Arthur 2: on the Rocks
part of Arthur

Arthur Bach is the heir to a vast fortune which he is told will only be his if he marries Susan, a wealthy heiress. He does not love Susan, but his family thinks that she will make something of him. Arthur heeds to his family's needs and proposes to Susan but then meets a poor working-class woman, Linda Marolla and falls in love with her. When his family threatens to cut off Arthur's inheritance if he does not marry Susan, Arthur asks his valet, Hobson, to help out.

Billionaire Bert Johnson, the father of Susan Johnson, the wealthy woman whom Arthur jilted in the first film, takes control of Arthur's inheritance, and Arthur is soon broke and homeless. Arthur the drunk tries to sober up to rise up to the occasion and get a job in the process. Meanwhile, Arthur and his wife, Linda Marolla, are trying to adopt a baby.

A drunken playboy stands to lose a wealthy inheritance when he falls for a woman his family doesn't like.