No particular order
  1. Peter and Chris have to go on a vision quest to prove they're Native American after Peter gambles away the car at a casino.
  2. Chevy Chase and Dan Aykroyd move into Cleveland's house and need the help of Brian and Stewie to stop Soviet sleeper spy, Mayor Adam West
  3. The pilot episode when Brian scoots by Peter in the kitchen and exclaims "Woah, ass ahoy"
  4. Lois discovers she's half Jewish and Peter loves Judaism until his Catholic father visits him in his sleep and tells him he's going to hell
  5. Brian volunteers as a crime dog for the Quahog Police to get his life on track but develops a wicked cocaine addiction