Arthur 2: On the Rocks is the 1988 sequel to the 1981 film Arthur. Lead actors Dudley Moore and Liza Minnelli reprised their roles.
John Gielgud, who won an Academy Award for his role in the original film, reappears briefly in a drunken hallucination on Arthur's part.
The film co-stars Kathy Bates as a woman who helps the characters of Arthur and Linda adopt a baby. Stephen Elliott reprises his role from the first film, but his daughter, Jill Eikenberry originally, is now played by Cynthia Sikes.
Arthur Bach (Dudley Moore) is still rich and still drinks too much, but he and Linda (Liza Minnelli) are now happily married. The one thing missing in their life is a child. Seeking revenge, billionaire Bert Johnson (Stephen Elliott), the father of Susan Johnson (Cynthia Sikes), the wealthy woman whom Arthur jilted at the altar, takes control of Arthur's inheritance, leaving Arthur broke and homeless. Susan wants him back and is willing to break up Arthur's marriage if that's what it takes....