Flip them the finger
From Create Your Own Story
You flip the middle finger as you keep walking,..
"Well fuck you right back, you little bitch!" Nick shouts out to you.
"Oh, by the way, our friend wants to fuck you...! Haha!" Russ adds in.
They all catch up to you, obviously in an attempt to start some shit
"So you gonna suck his cock?" klyde asks. they all start cracking up. They seem pretty pissed and now they want to start shit to get you angry.