Rob McElhenney, the star of "It's Always Sunny in Philadelphia," has officially filed to legally change his last name to "Mac." This decision comes as a result of his growing international business ventures, including the acquisition of Wrexham Football Club and investments in soccer clubs across South America. McElhenney noted that his original surname posed pronunciation challenges, particularly in Spanish-speaking regions, prompting the change. His children and wife, actress Kaitlin Olsen, are less than thrilled about the new name, but the actor humorously embraced the rebranding to simplify his international interactions. "It's Always Sunny in Philadelphia" continues to be a fan favorite, with Season 17 set to debut on July 6.

Why did Rob McElhenney change his last name to Mac?

Rob McElhenney changed his last name to Mac to simplify pronunciation, especially for Spanish speakers, as his original name created challenges during his international business ventures in soccer.

"It's Always Sunny in Philadelphia" is a long-running comedy series that has garnered critical acclaim and a dedicated fan base since its debut in 2005. The show, which centers on a group of friends running a bar in Philadelphia, is known for its edgy humor and satirical takes on various social issues. With the announcement of season 17, fans are eager to see what the characters have in store next, especially with McElhenney's new chapter as he navigates the challenges of his expanded brand in the sports world.