Bonnie's estranged mother returns.

Christy & Bonnie try to help a teenage addict.

Christy & Bonnie become addicted to helping others.

Violet wants to spend more time with Christy, who's thrilled.

Christy feels threatened by Candace at a school conference.

Wendy invites the girls to a sober holiday dance.

Christy hosts a family dinner for Gregory's mother, Phyllis.

Candace's father has eyes on Christy.

Christy's relationship with Fred is difficult for Candace.

Bonnie runs into an ex-girlfriend.

Christy tries to help Julian, but her attraction to him complicates things.

Christy & Bonnie try to make Marjorie's wedding perfect.

Bonnie lures Christy, Jill & Wendy into a sticky situation.

A health scare throws Bonnie into a tailspin.

Bonnie thinks Christy still has feelings for Baxter.

Christy takes a job as Jill's personal assistant.

Bonnie goes out on a date with a new guy.

Jodi's boyfriend shows up at an A.A. meeting.

Despite being ill, Christy insists on taking her exams.

Christy makes the Dean's List.

Who's to blame when Violet and Gregory break up?

Christy's lawyer dream is in danger.