Mothers, lock up your daughters---or outfit them in monastic robes. Following his March 10 induction into the Rock and Roll Hall of Fame at the Waldorf-Astoria Hotel, Leonard Cohen announced a return to the stage after 15 years. He’ll appear at the Rebecca Cohn Auditorium on May 12 and 13. People are going to lose their shit over this one.UPDATEShows have been added on the 14 and 15 of May, according to CBC.