"Rose was pretty... grumpy over something yesterday," Gar admitted. That was one way to put it. She'd said something very untoward about humans, then apologized when she realized Gar was there. The fact that Darius was technically a mutant, if only recently so, didn't seem to occur to her either.
"She didn't tell me why yesterday sucked, th--BALL!" Gar chased it, collided into the wall, then wrestled with it for a second before taking it back to Sophie, victorious. He dropped it on the floor and tried again. "She didn't say why yesterday sucked."