Irrational Treasure [800th episode]

Synopsis

Marge's crusade to get the family dog in better shape leads to her entering Santa's Little Helper in canine agility competitions and a trip to the National Dog Show in Philadelphia. There, Marge and Homer suddenly find themselves - and the dog - mixed up in a historical conspiracy adventure worthy of a "National Treasure" movie.

Guest stars

Quinta Brunson

Adrienne (voice)

Noah Wyle

Doctor (voice)

Katherine LaNasa

E.R. Nurse (voice)

Taylor Dearden

E.R. Intern (voice)

Questlove

Tour Guide (voice)

Kevin Bacon

Philly Concierge (voice)