Nothing he can do about it, so he tries to steer the conversation away from Ooo. "No. There's other grass people there, but I'm kinda unique." Horrible-unique is the implication, because he doesn't sound happy about that, either.

He absently taps on his mug. "What's Colorado? That a human city? Like - what's it called - New York?" He asks, trying to draw on what little knowledge he has about non-Ooo worlds.