“Divas” night at “Mondays Dark” hosted by Mark Shunock, right, with Joey Fatone, benefiting Dress for Success on Monday, March 16, 2015, in Vinyl at the Hard Rock Hotel. Even without surprise guests who have promised to drop by and entertain, “Rock of Ages” at the Venetian star Mark Shunock has lined up an impressive list of Strip stars for tonight’s second anniversary of his monthly charity shows “Mondays Dark.”