20% off dresses (on 12/3) at Shoptwigs with code SANTA.
Details from Shoptwigs: From now until Christmas day, look for daily deals on holiday favorites
and the hottest designers at shoptwigs.com! Use the PromoCode SANTA
to save 20% and get free ground shipping on that day’s dose of holiday
cheer, sale items don’t apply. Just like Santa delivering presents
overnight, shoptwigs will have a new deal for you to wake up to, so
it’s like Christmas every day!