The act of VIKKI-ing is to correct someone when they say something or do something wrong that can be pointed out, laughed at, then made to never happen again.
Upside: you utterly humiliate someone.
Downside: to be utterly humiliated.
"Did you know that "Jedi'' is an official religion, with over 70,000 followers, in Japan?"
"That's in Australia, foo'!"