How to recover from a holiday spending hangover

Q: We have packed up our Christmas tree and decorations for next year and have taken our outside lights down. Now the only reminders of the holiday season are the fruitcake that will probably disintegrate before it is eaten, and the receipts for all of our expenses. I’m frustrated (again) that we’ve gone overboard, and the aftermath of our spending will show up on our credit card bills later this month. We need a spending hangover cure to help us get back on track; how do we go about