PRNewswire -- The Blackstone-a luxury Renaissance brand hotel in Chicago, Illinois, is marking its 99th birthday with a special $99 Stay in the Black rate. Almost 99 years ago, on April 16, 1910, Chicago’s legendary Blackstone opened with a splash and a society gala honoring opera legend Enrico Caruso. Now, more glamorous than ever at 99 - after a $128 million lavish restoration with an infusion of hot design touches, the beaux-arts beauty is throwing a $99 Stay in the Black birthday celebration-offering visitors a luxury retreat at The Blackstone without breaking the bank. But don’t miss the celebration, the $99 Stay in the Black rate begins February 23, 2009 and continues only through April 30, 2009. Guests booking reservations must reference the Stay in the Black Chicago weekend vacation package - subject to availability.