This is Gonna Hurt Children's Birthdays Get your guests ready for some fun with this lovely invitation card with illustrated pinata. Your birthday celebration or any other special occasion will be a great success if you invite with this great card. This is Gonna Hurt - Children's Birthdays - La Familia Green. Online Birthday Party Invitation Card with horse pinata. This is Gonna Hurt - Children's Birthdays - La Familia Green. Birthday party invitation card with pinata designed by La Familia Green.