Reprints Detective Comics #'s 168, 475, 476, Batman #'s 1, 4, 63, 73, 74, 110, 159, 163, 251, 321, World's Finest Comics #'s 61, 88, The Brave And The Bold #111, The Joker #3, Batman Kellogg's Special and the 1948 newspaper comic strip, "The Joker And The Sparrow". Introduction by Mike Gold, End Notes by Mark Waid and Biographies by Brian Augustyn.