It's just a tradition, that's all it is—a silly little wedding tradition. It doesn't mean anything, nothing at all; in fact, most of the time these things are forgotten about by the end of the wedding night.

So, how come Ignis' heart is beating out of his chest, hammering against his ribs like a drum as the bouquet that had been in the hands of the bride, Lunafreya, comes hurtling over the huddle of bridesmaids and instead lands right in his lover's lap—your lap as you sit beside him.