Who needs a textbook when you have tumblr?
A few extra seconds of thought could save you from a lifetime of pain.
That's definitely not going to end well.
Listen to what the experts had to say.
"Eh, no one will notice."
Spilling their relationship problems for a couple likes...
They didn't expect to see you home so early.
No filter included!
And you call yourself a neat freak...
This is why you don't get too comfortable at someone else's party.
Don't add them if you're not ready for the embarrassment.
And you thought you had it bad.
Come on ya stickler, crack a smile.
Everyone has run into these at one point or another.
WHY DO YOU EXIST?
Rule #1: Don't cheap out on tattoos!
The most important tweets you've missed.
Kids need to come with some kind of warning label.
There's nothing like doing it yourself.
Some concepts are a little trickier to grasp.
When in doubt, don't post!
Come on, how hard could this be?
They thought about it so you wouldn't have to.
Thank goodness they were screenshotted.