Robert McElhenney III (/ ˈ m æ k ə l h ɛ n i / MAK-əl-hen-ee; born April 14, 1977) is an American actor, screenwriter and producer.He is best known for his role as Mac on the FX/FXX comedy series It's Always Sunny in Philadelphia (2005–present), a show he created and co-developed with Charlie Day and Glenn Howerton and on which he continues to serve as an executive producer and writer.

Sep 22, 2019 · Rob McElhenney, creator and star of It's Always Sunny in Philadelphia, spoke about the decision to make his character Mac openly gay on the controversial sitcom.

Nov 7, 2018 · When Mac gained 50 pounds to become “Fat Mac” in the seventh season of Sunny, it wasn’t complicated: McElhenney ate five 1,000-calorie meals a day and met his goal in five months. This...

Nov 8, 2018 · Season 13 of "It's Always Sunny in Philadelphia" wrapped up on Wednesday night with an exquisite sequence of contemporary dance, a magically earnest moment for creator Rob McElhenney and the ...

Aug 27, 2023 · Mac's transformation goes unexplained at first, but the true reason behind his newfound muscles is eventually revealed — through dance. Before McElhenney could even rehearse his "Sunny" dance...

Nov 8, 2018 · It's Always Sunny in Philadelphia took a rare pause for genuine sentiment in its season 13 finale. The episode, titled "Mac Finds his Pride", saw Rob McElhenney's character, Ronald "Mac"...

Nov 7, 2018 · When asked why he decided to end Season 13 of “It’s Always Sunny in Philadelphia” with an unprecedented modern dance sequence, co-creator, star, and dancer Rob McElhenney said a recent...

Sep 5, 2018 · At the Television Critics Association ‘s 2018 summer tour Decider spoke to Rob McElhenney, the show’s creator and actor behind Mac, about how these huge changes impact his character this season....

Nov 8, 2018 · Although the rest of the gang might have trouble with self-awareness, Rob McElhenney's character Mac came out recently. And while he struggles with his sexuality and what it might mean for...

Rob McElhenney stars as "Mac" in the critically-acclaimed FXX original series It’s Always Sunny in Philadelphia. He also serves as creator, writer and executive producer of the show.