Pierrot a formulaic structure (Cassander, father of Columbine, and Pierrot, his dim-witted servant, undertake a mad pursuit of Columbine and her rogue lover, Harlequin). The formula has proven enduring: Pierrot is still a fixture at Bakken, the oldest amusement park in the world, where he plays the nitwit talking to and entertaining children, and at nearby Tivoli Gardens, the second oldest, where the Harlequin and Columbine act is performed as a pantomime and ballet. Pierrot—as "Pjerrot", with his boat-like hat and scarlet grin—remains one of the parks’ chief attractions. Ludwig Tieck's "The Topsy-Turvy World" (1798) is an early—and highly successful—example of
Pierrot masks of "commedia dell'arte", Pierrot now knew no national boundaries. Thanks to the international gregariousness of Modernism, he would soon be found everywhere. Pierrot played a seminal role in the emergence of Modernism in the arts. He was a key figure in every art-form except architecture. With respect to poetry, T. S. Eliot's "breakthrough work", "The Love Song of J. Alfred Prufrock" (1915), owed its existence to the poems of Jules Laforgue, whose ""ton 'pierrot'"" informed all of Eliot's early poetry. (Laforgue, he said, "was the first to teach me how to speak, to teach me the poetic possibilities of