It's Always Sunny In Philadelphia is the longest-running comedy sitcom of all time, leading to plenty of great lines. Which ...

Charlie Day’s unscripted laughter in a 2009 episode turned a simple courtroom scene into one of It's Always Sunny’s most ...

Vice President Vance turned to cult favorite “It’s Always Sunny in Philadelphia” to mock ... Vance posted a meme that is ...

What made him stand out in It's Always Sunny in Philadelphia cost Charlie Day many gigs during his initial showbiz days.