Do you have twitter?

Good Morning Eric, What's up?
Nothing. Do we have class today?
No way!
Why not?
Today is Monday , you idiot! We don't have class.
Oh my gosh!
What did you do yesterday?
Yesterday I spent all day long on M.S.N.
How nice! Do you have twitter?
Yes. I do
What is it?
It's none of your business! You bastard!