Hold Your Hippogriffs: Apparently, in this universe, llamas are the equivalent of dogs, as the kingdom has the old adage "a llama ate my homework" instead of "a dog ate my homework".
Nice Job Fixing It, Villain: Had Yzma not sent Llama!Kronk to eat Kuzco's homework again, Kuzco wouldn't have had a chance to practice his knot skills.
The Oldest Tricks in the Book: It's said that saying "A llama ate my homework" is the oldest excuse in the book. One of the characters who say it even produces a book titled "excuses".
Refuge in Audacity: Yzma's latest plan to make Kuzco fail school is to turn Kronk into a llama and have him eat Kuzco's homework. Why? Because then Kuzco will have to say "A llama ate my homework". According to everyone in this episode, it's the oldest excuse in the book.
