American actor Glenn Franklin Howerton III is the son of a fighter pilot, and his father's occupation made him spend his growing up years moving from one place to another. The good-looking, brunette actor, who was born in Japan, has lived in Korea, London and Alabama. He first planned to study aerospace engineering at Auburn University, but decided to take up an acting course instead in Juilliard. Glenn later became known as Corey in Fox's comedy sitcom That '80s Show. He is currently playing the role of Dennis in the FX sitcom It's Always Sunny in Philadelphia.
Dennis Reynolds is the vain and confident twin brother of
Dee , and he is one of the owners of Paddy's Pub, an Irish bar located in Philadelphia. He is usually successful when it comes to befriending women, and possesses style and swank because of his family's wealth. Dennis is a University of Philadelphia graduate who wanted to become a veterinarian before going into the bar business. He is known to be a nostalgic person, and dredges up distinctive memories such as his affection for his childhood stuffed toy and his prom date that turned sour.