Laurie and Patti move back in with Sidney when Laurie's marriage fails.

The trio are in danger of eviction when the building goes condo and the new rules limit occupancy to one family per unit.

Laurie's estranged parents come visit, and she learns that her father never told her mother about her many letters.

Patti takes up the violin, an interest that plays on the nerves of Sidney and Laurie—until they learn that her teacher is virtuoso Itzhak Perlman.

Sidney sits in on a seance and asks to speak to his late mother Yetta.

Laurie's boss goes after Sidney.

Laurie considers marrying her new boyfriend.

Laurie tries to cure Patti and Sidney of their dog phobia.

A fire damages the apartment.