Giggle-chuckle-itis

Giggle-chuckle-itis is a mental illness. Orange the only character known to have this illness Veggie Zombies is the first episode it was mentioned in.

Summary
Giggle-chuckle-itis is a mental illness that has a variety of symptoms. Symptoms include:
 * Turning the victim annoying and obnoxious.
 * The victim occasionally makes jokes and puns, some are crude.


 * The victim loses its ability to be serious.

Trivia

 * Contrary to popular belief, the suffix "-itis" means inflammation, not illnesses in general.
 * In Veggie Zombies, Dr. Sigmund Fruit tells Orange to think of the most unfunny thing possible to cure the illness, since Apple is boring to him, he chose him.
 * Despite working for a moment, Orange's Giggle-chuckle-itis came back after Pear slips on Lester Banana's peel.