Usually, I go to something to see someone in particular, but as long as everyone else is ok, I'll stay and see them too. How else do you find new music?
But if they suck?
Screw that noise.
I'm leavin'.
Fake people irritate the crap out of me.
Freaking narcissists piss me off too.
I lived with one for the first 11 years of my life. I recognise them pretty well.