1. Since it is your birthday, you can definitely do anything that you want, for as long as you act your age… happy 12th birthday to you!
2. I would want to wish you a very happy 12th birthday, but I would rather demand it, happy birthday!
3. In my opinion, your birthday is truly a great reason to celebrate. I have celebrated less important occasions, happy 12th birthday!
4. Just think what it would be like if you were not born in our family. You will be out of space by now for sure, happy 12th birthday my little brother!
5. You might not be able to change your age, but you can always change the color of your hair. Happy 12th birthday!
6. A birth is such a beautiful thing, most especially if it results to such a beautiful person like you. Happy 12th birthday my lovely daughter.
7. Keep aging just like a fine wine, young boy… And make sure that you enjoy your 12th birthday.
8. Each year that you find yourself alive is enough reason to celebrate. That is what makes birthdays to become even more special. Happy 12th birthday!
9. Your life has been such a great blessing to a lot of people. Indeed, your birthday is a great reason to celebrate. Happy 12th birthday!