PASADENA, CA - JANUARY 18: (L-R) Creator/writer/actor Rob McElhenney, actor/writers Charlie Day, Glenn Howerton, actors Kaitlin Olson and Danny DeVito speak onstage during the 'It's Always Sunny in Philadelphia' panel discussion at the FX Networks portion of the Television Critics Association press tour at Langham Hotel on January 18, 2015 in Pasadena, California. (Photo by Frederick M. Brown/Getty Images)
