[Rocket does indeed recognize the outfit. It's a little more blue than he remembers, but it at least keeps Peter from getting shot in the face. Not from getting the gun pointed at him, though. He glowers a little in annoyance over the barrel of the wide-muzzled rifle, then says,]

I don't know who those people are, buddy, so keep your stupid human cultural references to yourself.

[He pauses, turns towards the approaching hunters, and fires, currently using regular (if heated) bullets, so the attacker goes down with a little scream. Rocket then glances back over his shoulder at Peter and guesses,]

You're not with the people tryin' to kill us in our beds, right?