Facebook Stalker Bar
The thing that pops up on the side of your screen whenever your friends do something you don't like.
My friend posted about his new pet. I said 'you're not ready' and he replied 'you're not either.'
She posted about her new haircut. I said 'it looks like a raccoon.'
He posted about his new car. I said 'you can't afford that' and he blocked me.