My favourite one is the one where a guy starts a Kickstarter campaign to put his little brother down.
anything by bo burnham ever i like this game: this isn't a vine but it's still very funny to me so i'm counting it: is there anything better than pussy?: you know what fuck it here's a whole comp go nuts: honorable mentions include: kopke613's entire account, 'what's your favourite dinner food,' and 'THE POWER OF CHIST COMPELS YOU'