What do you do when your child's birthday is one day, but the party is another day? I wanted Kate to have a special birthday cake on her actual birthday, even though her party was the following day. You only turn 1 once, right? Since I loved the idea of taking smash cake photos, I decided to figure out how to bake a smash cake, and then to figure out how to have a smash cake photo session at home without it turning into a disaster! The cake and the photo session were inspired by photos from…