haha?

me: have u finished the hw? (to a random guy that sit in the room, i thought he was one of my classmate)

random dude: yeah i did

(3 minutes later) : WTH? what homework?

me: the one that due in an hour.. i didn't finish it.

random dude: we have homework???

me: yep. 

random dude: m i in the wrong room??

me: are u in my class?

random dude: omg i'm in the wrong room, no wonder no one is here.