Jon Lovitz Appears as Tommy Flanagan the Pathological Liar on The Tonight Show Starring Johnny Carson in 1985. MORE JOHNNY CARSON YOUTUBE: .\r<br>\r<br>Pathological Liars Anonymous Sketch Re-enactment.\r<br>\r<br>Comic Relief John Lovitz Stand Up Comedy.\r<br>\r<br>Jon Lovitz and Dana Carvey reunite with some awesome SNL skits.\r<br>\r<br>mytalkshowheroes 1992.\r<br>\r<br>
