He really deserves a shitload more screen-time. His sudden rambling about how Italian cuisine contributed to a coffee shop they're in being open is one of my favourite scenes in the show so far.
EDIT: Actually, I just got done watching the episode that's in your sig
That sudden burst of attention on Chris' character was pretty overdue. As one of the more prominent characters, I was surprised to see him go completely unmentioned in (I think it was) "Down Neck".