Samuel M. Rubin
...that Samuel M. Rubin popularized the practice of selling popcorn in movie theaters, earning him the nickname "Sam the Popcorn Man"?
...that <b id="mwCSY"><a href="./Samuel_M._Rubin" id="mwCSc" rel="mw:WikiLink" title="Samuel M. Rubin">Samuel M. Rubin</a></b> popularized the practice of selling <a href="./Popcorn" id="mwCSg" rel="mw:WikiLink" title="Popcorn">popcorn</a> in <a class="mw-redirect" href="./Movie_theaters" id="mwCSk" rel="mw:WikiLink" title="Movie theaters">movie theaters</a>, earning him the nickname "Sam the Popcorn Man"?