Carl Carlson is one of Homer's friends and co-workers from the Springfield Power Plant on The Simpsons.  Despite being married, Carl is often portrayed as having a bit of a homosexual relationship with his best friend, Lenny.  Carl is actually a really smart guy, having gotten his masters and proven his scientific prowess in an epiosde or two.

Carl Carlson Quotes

Homer: That is the most amazing doughnut I've ever tasted
Mr. Burns: Well, if you stay on with the Springfield nuclear plant, you could have one of these tasty beauties every day.
Lenny [about doughnut]: One of these every day might kill us.
Carl: Can we get a health plan to go with them?
Mr. Burns: Sure, you could have a health care or.... two donuts a day.

Lenny: I'm gonna miss ted, he was a good supervisor
Carl: Definitely hands off. He didn't mind if we punched out late
Homer: And he didn't mind that we made a few changes to the soda machine...mmm... beer

The Simpsons Quotes

Marge: Tomorrow night, it might be nice to go out for dinner.
Homer: Tomorrow night? Friday? Pork chop night? Marge! We haven't missed pork chop night since the great pig scare in '87!

Wow, now I see why they call you Miss Hoover. You must have been vacuuming for an hour.

Bart