Wedding cake is the real surprise for the couple in a marriage event
I had an amazing wedding cake!  It is traditionally served at the couples wedding reception
I planned a couple doll for my sister's marriage
I just read that in some parts of England the wedding cake is served at a wedding breakfast 
Oh, that is very rare to hear.
Wedding cake
A wedding cake is the traditional cake served at wedding receptions following dinner. In some parts of England, the wedding cake is served at a wedding breakfast; the 'wedding breakfast' does not mean the meal will be held in the morning, but at a time following the ceremony on the same day. In modern Western culture, the cake is usually on display and served to guests at the reception. Traditionally, wedding cakes were made to bring good luck to all guests and the couple. Modernly however
Protestant and Catholic viewpoint, are discussed at "white wedding".
A wedding is often followed or accompanied by a wedding reception, which in some areas may be known as the 'Wedding Breakfast', at which an elaborate wedding cake is served. Western traditions include toasting the couple, the newlyweds having the first dance, and cutting the cake. A bride may throw her bouquet to the assembled group of all unmarried women in attendance, with folklore suggesting the person who catches it will be the next to wed