[So...Rose Quartz and the Steven are two separate entities? A lightbulb goes off in Peridot's head.]

Then...that must mean it's only the three Crystal Clods with a chance of protecting the earth...and I suppose it also explains how the Steven got out of the ship's hold.

[Everyone was confused the day they came to earth, and no, she doesn't feel especially troubled about talking like that in front of Greg.]