Dilbert drives his car and Dogbert sits in the passenger seat. Dogbert's ears are standing straight up. Dilbert says, ". . . And the doctor says it's all in your mind." Dilbert and Dogbert walk into the house. Dilbert continues, "Your ears will return to normal when you forgive me for scaring you yesterday." Dogbert puts a lit firecracker next to Dilbert's bed while he is sleeping. Dogbert says as he leaves the room, "Nothing inspires forgiveness quite like revenge."