"La Sirena" (New Orleans)

Aug. 18-28, at the AllWays Lounge & Theatre, 2240 St. Claude Ave. (504) 218-5778 or www.theallwayslounge.com. Tickets are $15. Opera singer Marina Morelli is having another birthday and is considering plastic surgery. The diva gets more than she bargains for when her estranged husband, Giancarlo, an extreme S&M enthusiast, surprises her with a meeting with a world-famous surgical artist and his “creations”: his wife, Barbara, and his assistant, Azmodius.