One of the aliens in the "color barrier" display in the Hall of Fame has a bifurcated black and white face.
Bob Uecker says that he has seen Mr. Belvedere naked.
Episode name references this movie name.
The descendant of Hank Aaron Atlanta uniform has a trident instead of the expected tomahawk. That episode revealed Atlanta sank to the bottom of the sea.
Jackie Anderson can be seen in the background in one scene.
The ants appear on the rollercoaster at the start.
"Except for maybe Leela"
Family Bros. Pizza can be seen.
Family Brothers Pizza is a building.
Is featured on a TV screen in the opening sequence.