For my card I used J100 Christmas Town. Don't you love this stamp? It was great fun to color. I added touches of sparkle throughout. I love shaking a shaker so having blingy elements inside makes it even better.
You don't have to use GI stamps but it'd be totally awesome if you did!
Also, if you do use GI stamps, be sure to link up to the customer gallery to show us your fabulous work and for a chance to get a little year-end prize.