Penrose will host a “Mystery in the Stacks” event. Come solve a romantic mystery in Penrose on Thursday, February 11, at 7:00pm. To sign up your team, please contact email@example.com. Prizes include Pizza, DU hockey tickets, romance books, DU sports gear, and much more. After the mystery is solved, the Valentine’s Dance will take place in the Driscoll Ballroom from 8:00-11:30pm.