"It wasn't me bro! It was the Snarkle!"
Other common pranks include: putting salt in the sugar containers and vice-versa, eating all your cookies without your consent, tying you to your bed while you sleep, and putting anti-freeze in your drinks so you have violent seizures followed by paralysis and eventual kidney failure which almost always proves to be fatal as well as extremely painful.
Snarkling can involve your aquatic bum-bubbles or those of someone else.
Caitlin was snarkling yesterday, it was just wrong.