Above: Mary Stout, right, with Michael Zahler in &amp;#8216;The Boy in the Bathroom&amp;#8217; at the New York Musical Theater Festival. The musical was the 2010 winner of Stamford&amp;#8217;s Curtain Call American Harmony Prize. This year&amp;#8217;s competition will begin accepting submissions Monday, Sept. 19. Contributed photo This is the first day aspiring playwrights, lyricists and composers [...]