Has the image been flipped or do they wear wedding rings on the right hand in Japan or something?
It is a gay and lesbian thing, to wear the wedding ring (or ring to signify a monogamous relationship in places where gay marriage is not officially permitted) on the right hand instead of the left. :)
She keeps comparing her to different Pokemon. First Goldeen and now Yamper.
I'm sure this is because she wants to teach her some interesting "TM" skills.