Maybe Lola has the right idea about doing a little inspired cardio before decadence. Some folks also advise to just go for a walk etc. before indulging in something you may not need or really want.
Courtesy of the July/August Fitness magazine, here are some ice cream statistics:
Year the first ice-cream cone was produced
Billions of dollars in annual ice cream and frozen dessert sales in the U.S.
Calories in one cup vanilla ice cream
Calories in one cup cookie-dough ice cream
Minutes you'd have to bike to burn off that cookie-dough ice cream
Quarts of ice cream the average person eats per year
Number of runners at last year's Walnut Beach Festival Ice Cream Run 5K in Milford, Connecticut (free cones for all!)