celebutard

Etymology
. The first documented usage of the term was in a story about Paris Hilton published in the New York Post on 21 January 2006 ("Paris With a P"), which was followed by the second documented usage of the term in another story about Hilton published in the same paper five days later ("Unedited Paris Not Cute at All").

Noun

 * 1)  A celebrity viewed as unintelligent; especially a celebrity who behaves badly in public.