Today through the 11/15 the Disney Store is offering 20% off online and in store.  Click Here to print out a coupon.  If you would prefer to shop on line here is how to get the most for your money:

Click Here to visit Ebates.  Create an account or log in and then use their search box and type in Disney store.  By doing this one step you will then receive 5% cash back in your Ebates account.
Shop as normal at and then use code DISNEYPAL at check out.  

Note:  They also have a special offer on November 15th only.  Bring in a used t-shirt and receive 25% off your purchase.  The coupon for this is with the same link as above.