In American Horror Story, if we're talking about a 'Kim' without any further context, it could be an actress who played a role. However, there are so many characters and actors in this anthology series that it might be a name that's not widely known on its own. It could be a one - off character in a particular season's spooky storyline.
There could be multiple characters named Kim in the American Horror Story universe. Without more specific context, it's hard to determine exactly which 'Kim' is being referred to. It could be a minor character, or perhaps a name mentioned in passing in one of the many complex storylines of the show.
She made an appearance in American Horror Story. Her presence added a certain star - power and buzz to the show. It was interesting to see how she fit into the already established and often outlandish world of American Horror Story. Her role was part of the show's attempt to bring in different types of audiences and create new storylines with the help of her celebrity status.