[ That sets off a small chain reaction of thoughts in Greg's mind.

She's a Gem, but he doesn't know her. Which means she's probably from Homeworld. Which isn't super fond of Earth, and definitely not fond of the Crystal Gems. But she's here, and not on Homeworld, which means...?

...Well, he better play it safe. ]

Yeah, you know, you guys, are, uh... you all travel all over, you know! Conquering planets and stuff. Word gets around...