If she has no pre-existing bias about a wrestler, then she will treat her with a neutral, business-like demeanor. If she dislikes the wrestler, however, Stacy will behave like a beeyotch AKA heel.
Look at William Regal on Raw. If he doesnt have an issue with u, he'll either a) not care enough to screw u over or b) treat u with some respect. But if he doesn't like u he'll screw u over.