None but the Lonely Heart - S4-E1
Visible crew/equipment: When the black ribbon lands besides the gravedigger's foot, you can see the crewmember's hand tossing it. (00:08:40)
Beauty Rest - S4-E5
Revealing mistake: Kathy Ireland is supposed to be dead but watch carefully and you'll see her chest move when Minnie Driver's doing CPR.
Answer: It's just the show's typical ironic ending. It turns out Linda was more interested in money than looks, and the surgery and loss of his fortune were unnecessary.
Brian Katcher