Why we should think n speak!

Conversation between me(Me) and my friend(F) during lunch.
Me n F occupied the table where my other friends (O) were already seated and having lunch.

Me: what is that stink ?? Aren't u guys getting it ??
F & O : No..
Me: Hey No, it is stinking here !! How come u guys are not getting it ??
F: (points to her Lunch Box) Is it this ?
Me: What's that ? :|
F: Fish
Me: oh..!! (Silence)
:|


*No offense meant to anyone!*