'It's Always Sunny': Glenn Howerton Talks Fatherhood, Diddy and Dennis (Q&A)

share The actor reveals which remaining episode he’s most excited for and what it's like making the show with kids in tow. Getty Images Glenn Howerton plays the endlessly vain and often despicable Dennis Reynolds on FX’s It’s Always Sunny in Philadelphia. While he and the other characters don’t exactly project family values, in real life Howerton and fellow castmembers Charlie Day, Rob McElhenney and Kaitlin Olson have gotten married and had children since the show’s 2005 launch.our editor recommends 'It's Always Sunny' Recap: Sean Combs Plays Doctor; A Horrifying Twist is Revealed 'It's Always Sunny in Philadelphia' Recap: The Gang Goes to Therapy 'It's...