After Jay's best friend, Smitty, suffers a minor fall, Jay decides it's time for his own doctor's check up. However, a misunderstanding leads Kenny and Jay's ex-wife, Nadine, to think that Jay is dying. Because everyone thinks Jay is dying, they treat him extremely nice. But Jay starts getting suspicious and believes they're all out to kill him!

Kenny's past comes back to haunt him: an old flame and a girl who may - or may not - be his daughter. Meanwhile, Smitty starts dating Jay's ex. Not only does Smitty get jealous when he finds out she used to be with Jay, but Nadine starts to get jealous too after seeing her around Jay again.