The Gay Mens Chorus of Washington D.C.  is presenting an all-new spectacle complete with over-the-top costumes, dancers, and more, celebrating the phenomenal spectrum of gender expression. Songs include “Dancing Queen,” “Vogue,” “Born This Way,” “The Village,” “A Little More Mascara,” “Home,” and “My Strongest Suit.”   They call it a glam rock spectacle serving self-expression realness…