facelink chain
You click your friend's Facebook, then click one of their friends, and just keep clicking because you're trying to find someone who looks like they're worth your time and not just a waste of your day.
I clicked my friend's page, saw his friend's page, and now I'm looking at a guy who looks like he just got out of a jail cell. This is a total waste of time.
Clicked my bestie's page, followed the chain, and now I'm on a guy who looks like he just fell into a mud pit. Why did I do this?
I clicked my friend's page, then her friend's, now I'm looking at a guy who looks like he just got run over by a bus. This is the worst.