Doug gives Carrie laser eye surgery as a birthday present but finds the surgery causes complications, especially after she realizes Doug used a discount eye surgeon.
Doug attempts to make the most consecutive deliveries in the history of his company.
Doug accidentally runs into and damages Deacon and Kelly's car.
Doug's Halloween decorations prove too effective when they scare Arthur into a minor heart attack.
Doug and Carrie debate getting life insurance to cover Arthur after he is hospitalized and they set up a camera in the basement to keep an eye on him.
Doug agrees to serve as an expert witness at Carrie's boss's trial.
Doug and Carrie's plans to conceive a child go awry when his parents come to visit but once they explain the situation, Doug has trouble performing because of the pressure their folks are now putting on them.
When Spence's girlfriend drafts Doug to sample the dishes she's making for culinary school homework, Carrie gets jealous.
Doug takes the recently separated Deacon out clubbing to get him out of his funk and enjoys the single life a little too much while Carrie's resemblance to a less-than-attractive co-worker causes her grief.
Doug and Carrie try to sneak a trip in to New Orleans alone after promising their cousins they'd take them.
Doug and Carrie bring a newly-single Deacon and his date to their annual company golf outing but Carrie can't stand his date and tries to fix him up with someone she likes better.
In an attempt to cheat on his diet, Doug tries to keep Carrie drinking to distract her and keep her mellow.
Feeling guilty for not giving to charity, Doug and Carrie donate money to a local school library only to find the library thinks they donated far more money than either care to contribute.
When Kevin wins big on a bet he placed with Deacon, he decides to spend it all rather than tell Carrie he took it from their emergency fund without asking.
Doug needs root canal and he finds that Carrie had a crush on the dentist when she babysat for him as a teen, and now the dentist ponders what could have been, much to Dougs dismay.
Athur is sent to a shrink to help him deal with anger issues relating to his relationship with Carrie but it becomes clear that Arthur isn't the only one with a problem.