There was a flier in my shipment with my Naked 3 Palette with the following info. I thought I'd share.
Online Only, Limited Time, Use Code EXTRA20
Get An Extra 20% Off Sale Items: To receive an extra 20% off sale products enter promo code EXTRA20 when prompted at online checkout. Discount only applies to purchases from sale category sephora.com/sale or sephora.ca/sale. Not valid on previous purchases or purchases of eGift certificates or gift cards. Offer not valid in retail stores or at Sephora inside JcPenney. Cannot be used in conjunction with other promotion codes. Offer is valid 12/25/13-1/1/14 at 11:59 pm PST. Offer valid while supplies last. This offer is subject to change, alteration, or termination by Sephora in its sole discretion at any time.