"I thought those were just made up for the movies. Now I want one." He wants to be all old-timey and shit.

"Hoodies are uh..."--he snaps his fingers while he tries to remember--"what do you guys call it a... a kind of jumper yeah. You pull it over your head and it's got a hood on it." Hence the name.

"Robes are a lot better." It's going to feel so nice. "Here, I'll grab them."

It means he has to get up, which sucks, but he will be right back. And when he does return, it will be sans his vest and shirt. Just bare chested and barefooted, as one does.