Do you know two kids who share a birthday? These kids birthday invitations make it easy to create a party invitation for two. First choose a design option below depending on whether you have a boy & girl, two boys, or two girls. Then start personalizing! Upload a photo for each child, choose a background color for the center panel from over 70 colors, add your party details in the center panel and you're done. A shared party kids birthday invitation was never this easy!