Lorsqu'une coquille dans l'annuaire fiscal augmente ses revenus, un manutentionnaire voit sa vie changer du tout au tout et se retrouve dans des situations cocasses.
The wealthy Rudolf Trane helps the unsuccessful vacuum-cleaner salesman Rhuter to find a girl called Marianne. Trane, Rhuter and Trane's manservant John pretend to be waiters when Marianne's family is having a large dinner.
Hilda Granström runs a ladies' tailoring shop. Her husband Richard is a cellist in the Opera Orchestra. Their three daughters help out in Hilda's shop. Richard's 80-year-old mother, who once was a dancer, also lives with the family.