Frank Caliendo is an impressionist loved by David Letterman, Bob & Tom, and many other television hosts, although John Madden is definitely not on the list. Born in Chicago, IL, and raised in Waukesha, WI, Caliendo played comedy clubs until 2000, when he joined the WB television network's sketch comedy show Hype. When the show was canceled in 2001, he followed fellow cast member Daniele Gaither to Fox's MADtv, where he would add new life to the show with his impressions of George W. Bush and John Madden. It was the latter who caught the attention of David Letterman, the late-n...