An old friend from college helps Matt fight the good fight against pollution.

Sonia takes it upon herself to set up a get-together between Paula and Matt's ex-wife, Sharon.

Paula worries that Wendell can't say no to a former girlfriend, Bonita, who waltzes back into his life as if they had never broken up.

Nicolette and Oliver come to blows over a scene he's written for the show. Meanwhile, Matt tries to have some family time with Paula and Sonia.

Paula is forced to play the role of mother to Sonia when Matt has to leave town -- a job which is easier said than done.

Nicolette sees her chance at romance when a man from her past, Lance, pays her a visit.

Paula is apprehensive about being intimate with Matt now that they're not the only ones living in the apartment.

A permanent visit from Sonia threatens to ruin Paula's and Matt's belated honeymoon in Mexico.

Paula gets a new job and a new husband on the same exact day.