Knocking the 'H' Out of HeinieAnimationComedyKnocking the 'H' Out of HeinieAnimationComedythumb_upthumb_downKnocking the 'H' Out of HeinieApril 28, 1919Directed byGregory La CavaBased on the Happy Hooligan comic strips.US content warning Last Updated: 22 days ago Request Update Happy Hooligan Animated CollectionA Trip to the Moon1917Throwing the Bull1918A Smash-Up In China1919Knocking the 'H' Out of Heinie1919The Bootblack1920 Cast