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Store: J.Crew When: 12/26-12/31
Deal: Devotees of the cult brand get up to 80 percent off tons of fall merchandise, including candy colored winter coats for women, union suits for kids and plaid flannel boxers for guys.

Store: Ulta When: 12/26-12/31
Deal: Along with Ulta's regular "buy one, get one free" deals, the beauty store will offer discounts on fragrance gifts sets from Vera Wang, DKNY and Juicy Couture.

Store: Target When: 12/26-12/31
Deal: Up to 75 percent off seasonal merchandise, including Nick and Nora holiday pajamas for women, decorations for the home (lights, ornaments, dinnerware) and toys (like Mattel's Mermaid Barbie).

Store: Macy's When: 12/26-12/31
Deal: At least 30 percent off the brunt of fall merchandise, from Lenox holiday plates to Nine West winter coats. (And most discounts are more like 60 percent off.) Bonus: Online shoppers get free shipping on any purchase over $99.

Store: Kohl's When: 12/26-12-31
Deal: More than 50 percent off plenty of fine jewelry, including diamond studs, tennis bracelets and 14 karat gold earrings. (There will also be significant discounts on the department store's celebrity lines, including Simply Vera by Vera Wang, Jennifer Lopez Collection and LC by Lauren Conrad.)

Store: Bloomingdale's When: 12/26-12/31
Deal: You'll find crazy sales on luxury items like Chloe snake pumps (50 to 70 percent off), as well as markdowns on more practical pieces, such as cashmere gloves and Marc by Marc Jacobs stud earrings.

Store: Gap When: 12/26-12/31
Deal: At least 30 percent off everything in the store. But with promo codes, some items ring in at an over 80 percent discount. Go there for sweaters and winter accessories for the entire family.

Store: When: 12/26 until inventory runs out
Deal: Net-a-Porter shills budget-busting designer clothes for most of the year, but their seasonal sale is filled with goodies—from Lanvin bags to Valentino jackets—all up to 70 percent off. The discounts get deeper after the holidays, but the sale ends suddenly (ie, when the product runs out). So be sure to keep an eye on the domain starting after Christmas dinner.

Store: Sephora When: 12/26-12/31
Deal: Holiday gift sets from Philosophy, Hello Kitty and Benefit are marked down by at least 30 percent.

Store: Old Navy When: 12/26-12/31    
Deal: Paying $5 for a t-shirt isn't out of the question at Old Navy, after the holidays when clearance items are marked down even further. Make sure to stock up on Jingle Jammies, also known as children's holiday pajamas, more than half off the original price.