Christine and Richard get back together, more out of convenience than out of passion. But the guy she really has the hots for is Ritchie's new teacher.

Christine tries to get New Christine to take Richard back, just to keep him from going after an even younger, hotter woman. And in the process, she finds a new man of her own.

Christine freaks out when she finds out that she's dating New Christine's dad - which means that if they got married, she could become ex-husband Richard's stepmother-in-law.

Ritchie starts asking questions about religion after Richard and New Christine take him to church, so Christine reluctantly decides it's time to take him to church herself.

Christine tries to help Barb when she learns that she's splitting up with Pete, but Christine doesn't understand why Barb isn't more depressed.

Christine hooks up with Stan one more time. She knows that he's pathetic and she could do so much better, but there's something about him she can't resist.

Christine wins a playdate for Ritchie with Mr. Harris, which only complicates things for her because she has a crush on him and he can't date parents.

Christine tries to find ways in which to cut back in on costs when Richie's school tuition increases. Wanda Sykes guest stars

When Richard forgets to complete Richie's mission project, Christine and Matthew scramble to finish in time for the deadline the next morning. Matthew is kept on hold for numerous hours waiting for the Internet text support to help with his problem. Written by kravitzfan12

Christine and Marly have it out when they get into a car smash in the school parking lot.

Christine is trying to look her sexy best when meeting Ritchie's teacher *Daniel* (a.k.a. Mr Harris) with Richard. Turns out the other mothers are hot for teacher as well... When Mr Harris voices his concern that Richie does not have a group to belong in, let alone a close friend, Richard decides that Richie should start playing soccer, even though Christine thinks sports is not Richie's thing. Richard and Christine have an argument that Richard ultimately wins. So how will Ritchie perform on the team? Written by Toni Tapola, Finland

Christine goes to one of Matthew's parties to help her get out of her rut, and Richard tries to get Ritchie to enjoy carpentry.

Christine takes credit for New Christine's birthday present for Richard, which causes many angry issues to arise between the two women.

While on sleeping pills, Christine makes a number of embarrassing phone calls she doesn't remember making.

Christine learns a secret about Richard's brother after an awkward kiss.

After Richard tells Christine that she's setting a bad example by not taking interest in the upcoming election, Christine starts being more conscious about the environment. She tries to get signatures for a petition at a supermarket and tries to vote, although she knows nothing about the candidates. Written by kravitzfan12

When trying to send a dirty email about Mr. Harris (guest star Blair Underwood), Christine ends up sending it to all the parents in the school, almost getting Mr. Harris fired. Christine is also set up with an architect Tom (guest star Dave Foley) who works with Richard. Richard shows Barb (recurring star Wanda Sykes) and Matthew Richie's birth video. Written by kravitzfan12

Matthew helps Christine discover that Richard isn't the same irresponsible guy he was when they were married, after her irresponsible behavior causes him to lose a job.

Christine ruins a friend's wedding when the groom says her name while toasting the bride, and Richard tells New Christine during the reception that he doesn't want to get married again.