At the Universal store, the limited edition double disc DVD (NO 3D Blu-ray, NO Blu-ray, NO Digital Copy, just TWO DVD) set with free "Silly Bandz" lists for 39.98 and sells for 20.98 At Amazon, this is only sold through third party vendors.
At the Universal Store, the single disc DVD lists for 29.98 and sells for 15.98 At Amazon, this lists for 29.98 and sells for 16.99
At the Universal Store, the three disc Blu-ray/DVD/Digital Copy lists for 39.98 and sells for 24.98 At Amazon, this list for 39.98 and sells for 26.99
At the Universal Store, the four disc, 3D Blu-ray/Blu-ray/DVD/Digital Copy lists for 39.98 and sells for 24.98 At Amazon, this lists for 49.98 and sells for 34.49
Universal Store adds a pack of "Silly Bandz" in your cart when you place any one of the movie sets in your cart.
You can contact Amazon to tell them that there is a lower price and they will lower their price. You can also contact them to tell them that their list price is incorrect for the four disc version.
As far as the "Silly Bandz" go... I think you are out of luck.