It is revealed in the episode about Ingrid that Jake, Lupe, Slips, and Windsor all have older siblings that attended High School.
The show that the guy who liked Adam's painting was going to be called My Gym Partner's a Gorilla.
During the episode about Windsor they replay the show's theme song, but instead of Jake in the theme song it's Winsor.
Cartoon Network is actually mentioned in the episode about Windsor.
Second Appearance of Euripedes Sharkowski.
Notorious Windsor Gorilla Running Gag: Someone calling Adam a redheaded Girl.
Mrs. Warthog's seemingly harmless habit of putting up 'tasteful' photos on the Internet of 'herself' will come back into play in just a couple more episodes in Glazed and Confused.
When the Robots Self-Destructed, the Wizard was nowhere in sight.
End Credits: Jake is just waiting in a classroom with sunglasses on while the orchestral song Blue Danube plays.
If you look at the pot pie package that Principal Pixiefrog puts into the microwave in The Ivy League, the package says that the brand is a Tom Sheppard's Pie. This is a reference to one of the people who helped co-write this episode.
Nathaniel Penguin makes an appearance in Jake's flashback.
Principal Pixiefrog thought Adam was an actual lion before Mrs. Warthog told him he was a human.
Third appearance of Principal Wolverine.
Jake Spidermonkey somehow manages to learn how to do photosynthesis (Turn Green.) in this episode, despite the fact that he's not a plant!
Running Gags in this episode: 1. In The Ivy League various characters drop coffee cups whenever anybody says or does something shocking. 2. In Robo Frog 3000, various characters call robots, "Robit's," and Principal Pixiefrog has to correct their pronunciation.
Look fast: After Adam used Jakes chaps to capture the Cats, Jake looks like He has a diaper.
Teddy Truman has a brief, non-speaking cameo appearance in My Feral Lyon.
"A Mid-Semester life's Dream" Billboard Gag: Stray in School.
"My Feral Lyon" Billboard Gag: Guard Hog on Duty.
End Credits: Principal Pixiefrog is uncomfortable sitting in a hot tub with Alistair and his girlfriend.