<page_title> List of Broadway shows that have held the title of longest-running show </page_title> <table> <cell> Lightnin' <col_header> Title </col_header> </cell> <cell> August 26, 1918 <col_header> Opening date </col_header> </cell> <cell> 1,291 <col_header> Performances </col_header> </cell> </table>
Lightnin' made its Broadway debut on August 26, 1918 with 1,291 performances.