Kristen and Dana babysit for their friends, friend, and accidentally influence the baby's first word: Bush. They spend the rest of the episode trying to get her to say something less offensive, including "tush" and "douche".
In the same episode, Rick and Steve try to go to a marriage counselor.
Steve: We don't really have a problem. We're just here for a tune-up.
Rick: Don't have a problem? We tried to have a three-way! With a lesbian!
Steve: Maybe if you were more adventurous, and watched a little less porn, I wouldn't have to-
Rick: You like the porn, too! You look at the screen way more often than I do.
Steve: Well, it's right there! [to therapist] It was [gestures] his idea to start renting porn!