The children, as creative considering that bride and groom want them to be, are "borrowed" from relatives or friends to end up part of the wedding dinner.
A magnificent option can be a silver locket with family photos inside understand it. https://34Cijprqtj62Msynyr2Neb2Zl3Ridaxuwiqfxtagk5Fof3Pck3Aq.Cdn.Ampproject.org/c/jm-Eng16.com%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D364395/