Selena Gomez is about to become a married woman. The pop star's wedding to fiancé Benny Blanco is set for this weekend in Santa Barbara, California, an insider exclusively confirms to Us Weekly. The rehearsal dinner will be held Friday, September 26, with the ceremony to follow the next day. "It will be a huge, A-list, star-studded wedding planned by Mindy Weiss," the source says, adding that Gomez's friend Taylor Swift and her Only Murders in the Building costars Martin Short and Ashley Park will be in attendance along with Paris Hilton.