I’m not sure when this one expires, but just in case you need a new pair (or two) of shoes:
Take $10 off one pair of shoes at Shoebuy with coupon code 1HOLIDAY06. Take $20 off of two pairs with coupon code 2HOLIDAY06. Buying more than two pairs? (Lucky duck!) Shipping is free, so just place separate orders.
They have… ummm… well, they have shoes. Lots and lots and lots of pretty shoes.