Bob Wilcox and Gerry Kowarsky review (1) 27, by Ricky Ian Gordon & Royce Vavrek, at Opera Theatre of St. Louis; (2) LOVE! VALOUR! COMPASSION!, by Terrence McNally, at Stray Dog Theatre; (3) DIALOGUES OF THE CARMELITES, by Francis Poulenc, at Opera Theatre of St. Louis; (4) SOMEONE WHO’LL WATCH OVER ME, by Frank McGuinness, at R-S Theatrics; (5) BILLY ELLIOT THE MUSICAL, by Lee Hall & Elton John, at The Muny; and (6) DISNEY’S SLEEPING BEAUTY, by Marcy Heisler, Pyotr Ilyich Tchaikovsky, et al., at Stages St. Louis.