Her outfit has changed and she has picked up someone else's catchphrase. Her house isn't original either, I don't remember how much furniture has changed though. She doesn't have bugs or fish in her house.
One way is to click on their rating on the sidebar which will take you to their wi-fi page. Or go to their profile and click on the Wi-fi /trade rating tab there. Then you'll be forwarded to a page where you can submit feedback.