Mattie Duppler has: Played Herself - Director, Americans for Tax Reform in "Cavuto on Business" in 2000. Played herself in "Real Time with Bill Maher" in 2003. Played Herself - Guest in "Real Time with Bill Maher" in 2003. Played Herself - Americans for Tax Reform in "Real Time with Bill Maher" in 2003. Played Herself - Americans for Tax Reform in "Stossel" in 2010. Played Herself - Director, Americans for Tax Reform in "The Willis Report" in 2011.