It's a Happy Birthday celebration with this sparkly and colorful CHARM IT! Hello Kitty Birthday Cake charm. Hello Kitty is sporting her favorite pink hair bow, complete with sparkly pink acrylic stone, and is ready to blow out the candles on her colorful enamel birthday cake. Share the birthday spirit with your favorite CHARM IT! girl and Hello Kitty fan. With a simple snap of a clasp, girls can personalize their CHARM IT! jewelry with this CHARM IT! Hello Kitty Birthday Cake charm.