Meghan Markle is expected to serve American food on her wedding day. The "Suits" star and Prince Harry will stick to some traditions on their wedding day. But the couple is also expected to implement their own rules, after all, it's their big day. Markle and Prince Harry are expected to host a wedding reception immediately after the ceremony at St. George's Hall at Windsor Castle. It will be a day of celebration as they will celebrate their union until the evening.