This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!
KO In Four Seconds
When prepping for a fight, you believe you'll win, last long in the ring, and win. You usually don't think you'll lose in four seconds. And if you do, you probably should retire.
Want to get your very own quizzes and posts featured on BuzzFeed’s homepage and app?
Become a Community Contributor.
Become a Community Contributor.