Clio 370A Comm. Upstairs at the Pudding 10 Holyoke St., Cambridge. Mamma Maria 3 North Square, Boston. Harvest 44 Brattle, Cambridge. Five Seasons 1634 Beacon St., Brookline.
Champagne toasts on the house are a given.
Most are offering less expensive earlier seatings and pricier party packages with dancing, gifts, and a table through midnight. The grande dame of all dinners will be at Clio . Kenneth Oringer, widely considered one of the best chefs in town, doesn't have the details yet, but promises the perfect progression of flavors in his 13-course meal. If there was ever a meal that called for black-tie dress, this pageant of delicacies is it. A cocktail hour and swing band dance are part of the festivities.