The sign that the knights pass on the road during their quest doesn't read anything but scribbles, although there are two bear paws on it.
Geoffrey's chain-dunk dungeon device is backwards as you hear a splash from the cage after Geoffrey lets go of the chains even though when shown being done, the cage drops when he pulls it rather than lets go.
The Holy Quail is an ordinary quail wearing a Pope hat.
Color error: Sir Loungelot, Flicker, and Princess Flame enter Count Geoffrey's castle after the villians had vanished into smoke. The colors on Loungelot's collar are reversed from normal.
King Allfire: (Just before setting off on their quest) Knights of the Square Table...and Blaze...
Count Geoffrey: (pointing to Quail running around a tied up Queen Griddle) Cave Rodent?
Meril The Wizard: Skip the sweet talk until after we finish the job Geffy.
Queen Griddle: You're holding me for ransom! Ohhh! Even better! How much are you asking for me?
Count Geoffrey: (evil laugh) Nothing more than, Castle Camelhot!
Queen Griddle: (Breaks free and starts shaking Geoffrey) Errr! I'm worth more than a big lump of real estate you pencil neck!
Count Geoffrey: (Reading letter) Blah blah blah, you missed a semicolon, blah blah blah, improper tense in the second verse, blah blah blah, cute twist in the wrap up though.
Sir Loungealot: (yawns) whatever you can get on sale. Better make that two bottles, or better yet, just get the tub.
Flicker: I'll try sire, but I don't think I can carry her.
Sir Loungealot: Not the queen! The perfume!
Sir Burnavere: Sir Burnavere the overly educated, obsequiously accessible to facilitate the monarch.
Wandering Minstrel: We don't understand him either.
Episode Title Pun: Quest for the Holy Grail
The voice of the chained surf that keeps interjecting in the conversations is modeled after the original host, Robin Leach, of the Lifestyles of the Rich and Famous.