I'm glad you were able to change it. I hope he didn't bother you too much with all the texts...
For the record, I've seen 5 stars reviews that say things like "doesn't match the pictures" or "outdated". I guess it automatically goes to 5 stars unless the client on purpose (or by accident like in your case) moves it left to 4, 3, 2, or 1 stars instead of five.