When Adam and Andi's babysitter cancels on Valentine's Day, they try to survive leaving Kate in charge at home for the first time. Also, Don forgets to make romantic plans for Marcy and tries to steal Adam's.
When Kate is asked out on her first date, Adam can't curb his overprotective ways. Don enlists Lowell's help to buy the perfect anniversary gift for Marcy.
Having sold their home, Adam's parents arrive in an RV and want to settle in, parked in their driveway. They grate on the nerves of Adam and Andi by indulging the kids so they try to trick them into moving into a senior living apartment.
When Adam convinces his stubborn father to finally go to the doctor, he learns a few things his dad didn't want him to know. Swoosie Kurtz and Stacy Keach guest star.
When Adam and Andi borrow money from Joe to help with a cash flow problem, they soon regret it. Swoosie Kurtz and Stacy Keach return as Bev and Joe, Adam and Don's parents.