You can buy it at Deasy Designs Digi Store and use coupon code of NOV20 to get 20% discount on all items. Just remember that the promo only lasts till November 10th, 2012.
I make the background tree and frame using Silhouette Cameo. You can find it HERE.
I really love my Cameo. I think it's so cool and very amazing to make any projects.
I cover it up with plastic and add styrofoam so it can become shaker card and felt like snowing :) You can put the words on the back of this cards. I make it as invitation cards for my son's birthday.
So here it is :