Ricky mentions that the football team The Rams isn't doing well. Possibly he has maintained his team allegiance even though The Rams moved back to Los Angeles from St. Louis (Ricky lives in Missouri) years before this episode takes place.
When Rupert Boyce entices Tommy to see the animals, he says he will see "lions and tigers and bears! Oh, my!" This quote is from The Wizard of Oz (1939).