While details of how will enter "" have been revealed, a new promo for the upcoming ninth season teases about the coming of his character in Alan and Jake's lives. In the video, 's character poses as surgeon, police officer and astronaut, and tries to explain to his son that they are going to live with a new guy.
Each time he changes his costume, Alan offers a different plot for the new guy. As a surgeon, he tells Jake that a patient whose life they saved has regained consciousness. When dressing as a Beverly Hills cop, he says that a charming conman they busted has been released with custody. At the end, however, he gives up and says, "There must be a simpler way to bring in the new guy."