Glenn Franklin Howerton III (born April 13, 1976) is an American actor of television and film. He is best-known for his role as Dennis Reynolds on FX's It's Always Sunny in Philadelphia (on which he is also a writer and executive producer). He also played Corey Howard on the short-lived 2002 sitcom That '80s Show.
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A group of five stoner Jayden, John Hailey, Quentin, Hughie, and Rahne are high school seniors bond over a crazy senior year party and find themselves reunited in college, where their friendship is put to the ultimate test.
