Also farting excessively in attempts to "be funny' yet having it backfire on you by accidentally making a mess of your boxers, (most often at Pizza Hut after consuming wild spices. i.e. Cajun or anything with strong flavors.)
Friend: "Oh, crap!"
Friend: "I think I'm gonna Pull A Chunko!"
You: "Thats gross man, you're not sitting in my car. Damn him, Pulling A Chunko like that, *laughs hysterically*"