Related:

• Nick: Hi everybody! I'm Dr. Nick Riviera. PA
  Doctor Riviera, Doctor Nick Riviera. Please report to the coroner immediately!...
• The knee bone's connected to the something, The something is connected to the red thing, The red thing is connected to my wrist watch -- Uh oh.
  -- Dr. Nick reminds himself how to do medicine, "Homer's Triple Bypa...
• Nick: Hi, everybody! Crowd: Hi, Dr. Nick! Nick: If something should go wrong, let's not get the law involved!
  One hand washes the other. Oh, that reminds me!...
• Doctor: [on TV] ...and then, you make the incision below the collarbone.
  [splurt] Nick: Oh, no. Blood!...
• Remember your Hippopotamus oath! -- Homer to Dr. Hibbert, "Homer's Triple Bypa
• Nick: Good news! The operation was a complete success!
  [the ceiling shines] -- And God smiled, "Homer's Triple Bypa...
• Oh, it could be worse. Some dog could do the operation.
  -- Homer can't afford a coronary bypass, "Homer's Triple Bypa...
• Nick: I'll perform any operation for $129.95! Come in for brain surgery and receive a free Chinese finger trap!
  [escorts away a lobotomy patient with hands stuck in said device] All right, Fred....
• Oh, no. What if they botch it? I won't have a dad-- for awhile.
  -- Bart realizes Homer needs a coronary bypass, "Homer's Triple Bypa...