Kazan newlyweds were not afraid of the magic combination of dates and they chose April 13 as the day of the creation of the family. Since ancient times, the figure 13 causes people superstitious fear. Especially frightening superstitious people Friday, falling out on the 13th. With Friday 13 connected a huge number of superstitions and signs, including those of the newlyweds.
But, despite this, people play weddings every year on Friday the 13th.
For comparison: a week earlier on Friday, April 6 in the registry office married 8 pairs of newlyweds, and on April 20 filed 22 applications for state registration of marriage.