He's nodding along with her, because okay, sure. Letting a little kid win is something he can get behind; that sounds cute. And it wouldn't be a threat to his masculinity, which is the important part. Brock still doesn't 100% get all this celebrity stuff, but he's trying, and he's always been a quick study.

But then she says that last part and he thinks maybe he heard her wrong. "Wait... action figures. What?"