Rob McElhenney as Ronald 'Mac' McDonald, Kaitlin Olson as Deandra 'Sweet Dee' Reynolds, Charlie Day as Charlie Kelly, Danny DeVito as Frank Reynolds, and Glenn Howerton as Dennis Reynolds on 'It's ...

Add Yahoo as a preferred source to see more of our stories on Google. Years ago, Dennis and Deandra Reynolds furiously refused to allow their father Frank to join the Paddy’s Pub Gang. Today, Frank ...

After 20 years, Glenn Howerton is finally weighing in on the It’s Always Sunny in Philadelphia fan theory that his character, Dennis Reynolds, is a serial killer. “Look, I don’t want to answer that ...

A lifelong nuisance to Dee and Dennis Reynolds, Gail “The Snail” is so disgusting that she even sicks Charlie out. And he walks around in sewers. Gail debuted in one of Sunny‘s very best episodes: ...

While Dennis Reynolds and Deandra Reynolds are the characters with their names in the titles, “Dennis and Dee Get a New Dad” is dominated by Frank. And it’s all because of a single scene. When Barbara ...