Free ticket to Tron Legacy with select Amazon video purchase

Amazon is offering a coupon code that you can exchange for a free ticket to see Tron Legacy in theaters with purchase of one of the following movies:

Old Dogs - $12.99
Race to Witch Mountain - $13.49
Armageddon - Blue Ray - $13.49
National treasure - Blue ray - $13.49
National Treasure 2 - Blue ray - $13.49
Surrogates - $13.99
National Treasure 2 - DVD - $14.99
Old Dogs - Blue Ray - $15.99
Surrogates - Blue ray - $17.99
Chronicles of Narnia, Lion the Witch and the Wardrobe - Blue ray $17.99
Chronicles of Narnia - Prince Caspian - Blue ray - $22.99