Glamour photography or startled by the viewer. The subject would usually have an expression of delight which seemed to invite the viewer to come and play. During World War II pin-up pictures of scantily clad movie stars were extremely popular among American servicemen. Betty Grable was one of the most famous pin-up models of all time; her pinup in a bathing suit was extremely popular with World War II soldiers. In December 1953, Marilyn Monroe was featured in the first issue of "Playboy" magazine. Bettie Page was the Playboy Playmate of the Month in January 1955. "Playboy" was the first magazine featuring
Humbug (magazine) reprinted February 2008 in a two-volume slipcased edition by Fantagraphics Books. It includes annotations by John Benson, a lengthy 2005 interview with Arnold Roth and Al Jaffee, plus a four-page explanation of exactly how restoration of the magazine was accomplished by Fantagraphics. Hugh Hefner, who had published "Trump", provided "those strange ones" at "Humbug" a nine-page feature in "Playboy"s December 1957 issue. Underground cartoonist Robert Crumb said that the elaborate Davis–Elder cover to the second issue of "Humbug" "changed his life". In 1958 Crumb and his brother Charles self-published three issues of "Foo" in imitation of "Humbug" and "Mad". Crumb