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
Centerfold maintain a monthly designation reminiscent of a print magazine centerfold; for example, the "Twistys" Treat. Centerfold The centerfold or centrefold of a magazine refers to a gatefolded spread, usually a portrait such as a pin-up or a nude, inserted in the middle of the publication, or to the model featured in the portrait. In saddle-stitched magazines (as opposed to those that are perfect-bound), the centerfold does not have any blank space cutting through the image. The term was coined by Hugh Hefner, founder of "Playboy" magazine. The success of the first issue of "Playboy" has been attributed in large part