Al Capp veterans returning from the war. Capp was also involved with the Sister Kenny Foundation, which pioneered new treatments for polio in the 1940s. Serving in his capacity as honorary chairman, Capp made public appearances on its behalf for years, contributed free artwork for its annual fund-raising appeals, and entertained crippled and paraplegic children in children's hospitals with inspirational pep talks, humorous stories and sketches. In 1940, an RKO movie adaptation starred Granville Owen (later known as Jeff York) as Li'l Abner, with Buster Keaton taking the role of Lonesome Polecat, and featuring a title song with lyrics by Milton Berle.
Al Capp staged Sadie Hawkins dances, patterned after the similar annual event in the strip. Li'l Abner has one odd design quirk that has puzzled readers for decades: the part in his hair always faces the viewer, no matter which direction Abner is facing. In response to the question "Which side does Abner part his hair on?," Capp would answer, "Both." Capp said he finally found the right "look" for Li'l Abner with Henry Fonda's character Dave Tolliver, in "The Trail of the Lonesome Pine" (1936). In later years, Capp always claimed to have effectively created the miniskirt, when he first put