Special features of these DVDs: Dolby Digital ; scene selection ; disc one: extended interviews with Judd Apatow, Roseanne Barr, Anne Beatts, James L. Brooks, Phyllis Diller, Jeff Foxworthy, and Larry Gelbart ; favorite jokes with Cheech Marin, Garry Marshall, Carl Reiner, Joan Rivers, Jerry Seinfeld, Dick Van Dyke, Jaleel White, Jonathan Winters ; disc two: extended interviews with Bernie Brillstein, Carol Burnett, George Carlin, Billy Crystal, Dick Gregory, Bill Maher, and Leonard Maltin ; favorite jokes with Cheech Marin, Garry Marshall, Bob Newhart, Mort Sahl, Patricia Tobias, Dick Van Dyke, Jonathan Winters, Larry Wilmore ; disc three: extended interviews with Richard Belzer, Billy Crystal, Susie Essman, Larry Gelbart, Robert Klein, Richard Lewis ; favorite jokes with Dean Obeidallah, Reynaldo Rey, Joan Rivers, Lewis Stadlen, Dick Van Dyke, Max Wilk, and Larry Wilmore.

Editors, Pam Arnold, Ed Barteski, Kris Liem and Jed Parker ; music, Peter Millrose, Laurence O'Keefe and Stephen Ulrich.

Billy Crystal, host ; Amy Sedaris, narrator.

The documentary explores the currents of American comedy throughout a century of social and political change, illuminating how comedy has tackled and poked fun at our political system, race relations, gender issues, and the prevailing American standards and taboos in everyday life. Melding performance, biography and history, it features interviews with over 90 comedians, writers, producers, and historians.

DVD.