Related:

• Edna: It's so exciting to be dating a killer. Bob
  To be fair, I never successfully killed anyone. Edna...
• Bob: [Angrily] You again! Well, that's it. [ominously] I'm going to do what I should have done a long time ago.
  [at the Simpson home, there is a knock at the door....
• Cecil: At last I'm going to do what Bob never could.
  Kill Bart Simpson! Bart: Throwing me off a dam?...
• You don't have to worry about me, brother. I'm all murdered out.
  -- Sideshow Bob, "The Brother From Another Serie...
• Cecil: I forgot to mention, I'm planning to blow up the dam with you inside.
  Bob: Well, obviously. -- "The Brother From Another Serie...
• Well, I hope Bob fed you, cause I ate your dinners.
  -- Homer the caregiver, "The Brother From Another Serie...
• Bob: You...you saved my life. Bart: Yeah. I guess that means you can't ever try to kill me again!
  Bob: [sinister music] Oh, I don't know about that....
• Marge: But you can't let a few bad experiences sour you on helping people.
  Lovejoy: Oh, sure I can. [the phone rings] [shudders] You handle it....
• Be careful! There's hydroelectricity in there!
  -- Sideshow Bob, "The Brother From Another Serie...