I have just finished my background, and even got it to work on the first try.... Yay me! (Although I think I have the dimensions wrong, so I will have to play with that a little) I used Trixie Scraps Designs kit Dye Job. (The image is linked)
And whats even better is that she has a big sale going on now where you can save 40% off all of her Spring/Easter themed products. There are so many amazing things on sale, so please check it out.