Currently playing at the Overture Center for the Arts, “A Gentleman’s Guide to Love and Murder” makes serial killings comical and classy. Not since “Sweeney Todd,” has murder been so popular on stage. In 2015, “A Gentleman’s Guide” won four Tony Awards, including Best Musical, and it continues to delight audiences years later. Though this … Continue reading ‘A Gentleman’s Guide to Love and Murder’ tackles macabre subject matter with whimsy, humor