Kaitlin Olson is mostly known for acting in the popular TV series Hacks and High Potential. The actress' husband Rob McElhenney is a fellow actor who has made his name known through the TV series It's ...

Kaitlin Olson and Rob McElhenney's two children are "not happy" with their dad after he legally changed his name. The It's Always Sunny in Philadelphia star, 48, confirmed on June 27 that he ...

Kaitlin Olson reacted to her husband, Rob McElhenney, changing his name to Rob Mac during an interview with PEOPLE at the 'It's Always Sunny in Philadelphia' 20th Anniversary Celebration on July 1.