Kaitlin Olson is very good at what she does on It's Always Sunny In Philadelphia, including sinking into a bog in one take.

Kaitlin Olson says her kids are "really not happy" about their dad Rob McElhenney changing his name. The 'It's Always Sunny ...

Kaitlin Olson reacted to her husband, Rob McElhenney, changing his name to Rob Mac during an interview with PEOPLE at the 'It ...

Kaitlin Olson is so hilarious as Dee on It's Always Sunny in Philadelphia that it's impossible to think of anyone else in the ...

A fter two decades and seventeen seasons, It's Always Sunny in Philadelphia almost brought me to tears this week. The It's ...

Although chaos often unfolds for the gang in ‘It’s Always Sunny in Philadelphia,’ many cast members have been happily married ...

Rob McElhenney’s new last name has high potential. But for his wife and “It’s Always Sunny in Philadelphia” co-star, Kaitlin ...

Kaitlin Olson is best known for her long-running role as Dee on It's Always Sunny in Philadelphia, but she also shines in ...

Kaitlin Olson is mostly known for acting in the popular TV series Hacks and High Potential. The actress' husband Rob ...

High Potential will give Olson her first executive producer credit since The Mick, which ran for two seasons on Fox from 2017-2018 as Olson’s first network TV show as the top-billed star. This wasn’t ...

"It's Always Sunny in Philadelphia" returns tonight at 9 p.m. ET on FXX with the Season 17 premiere and a must-see comedy ...

Kaitlin Olson has assembled a list of 'tamer' It's Always Sunny in Philadelphia episodes for newcomers interested in watching ...