[ Apart of Mark wants to stay too simply cause he doesn't really have any other place to be, but also, he feels like maybe he interrupted what Rex was doing and is trying to give him some space. Rex's comment makes him reconsider. ]
Less polite? Do you want me to be rude to you, Rex?
no subject
Less polite? Do you want me to be rude to you, Rex?
[ He sounds and looks a little playful. ]
What? Should I insult you?
[ Mark, could you even do that? ]