When Henry's parents separate, he's upset to learn that he is losing his job as his blind father's helper to a dog; Joyce uses her new freedom to start acting like a teen, while her teenage daughter takes on a maternal role.
The arrival of the new guide dog forces Mel to reveal he is blind to a client; when Henry borrows the dog, a pretty girl thinks he is blind; when Joyce's study partner validates her as cool, Katie starts to see her differently.
Mel and Henry encourage each other to pursue women in their building; Joyce panics during her first post-separation date and crashes her daughter's date at a carnival.
Joyce lands a job at Mel's law firm and ends up getting into a feud with his secretary; Katie tries to help Henry play it cool around Jenny.
When Katie gets her driver's license, Mel makes excuses to ride in the car with her; Joyce tries to fit in with her classmates.