Cooper Barrett was introduced to General Hospital fans during the February 2007 sweeps hostage crisis. He was one of the armed gunmen working for James Craig. On January 29, 2008, Mac Scorpio called a press conference and announced that the TMK murders have stopped because Cooper Barrett has been revealed to be the TMK and has committed suicide.

But the first part of that statement wasn't true.

General Hospital Quotes

Claudia: Oh, you're in a foul mood, huh? Looking for trouble?
Sonny: You know, I have not been fair to you. I know I called you a lying whore, and all that. But hey, you know what? At least you don't pretend to be anything else.

Lucky, it's called cleavage, and it's the best weapon we've got.