Bob Wilcox and Gerry Kowarsky review (1) MOLLY’S HAMMER, by Tammy Ryan, at the Repertory Theatre of St. Louis, (2) IF/THEN, by Tom Kitt and Brian Yorkey, at the Fox Theatre, (3) AMERICAN IDIOT, by Green Day, Billie Joe Armstrong, & Michael Mayer, at New Line Theatre, (4) THE MURDER ROOM, by Jack Sharkey, at the Kirkwood Theatre Guild, (5) IL TROVATORE, by Giuseppe Verdi, at Winter Opera Saint Louis, (6) THE WOMEN, by Clare Boothe Luce, at Clayton Community Theatre, and (7) THE UNDERPANTS, by Carl Sternheim, adapted by Steve Martin, at the Theatre Guild of Webster Groves.