When Steven's recently divorced brother Rob arrives with his son and daughter for a visit, the Keaton's become a sounding board for their relatives' family problems. In the wake of his divorce, Uncle Rob has given up his job as a CPA and is enjoying ""working in the great outdoors"" as a telephone repairman, a considerably less lucrative career which his teenage daughter Marilyn feels is a great hardship on the family, and particularly on her.