LOS ANGELES, CA - SEPTEMBER 04: (L-R) Creator and Executive Producer Rob McElhenney, Kaitlin Olson, Danny Devito, Mary Elizabeth Ellis, Charlie Day, Glenn Howerton and Jill Latiano arrive at Premiere Of FXX's 'It's Always Sunny In Philadelphia' Season 13 at Regency Bruin Theatre on September 4, 2018 in Los Angeles, California. (Photo by Jerod Harris/WireImage)
