We all hear about how we should update our privacy settings on Facebook all the time, but for some people, it takes a prank like this one—where a guy comes up to random folks and tells them real details about their life—for it to really hit home.

It's easy for a lot of the stuff we post on social media to not feel tangible, you know? So I can definitely see why Jack Vale's joke here really creeped folks out in person.

SOCIAL MEDIA STALKER PRANK! [Jack Vale]