down that aisle? proud, grateful, blissful. i ll be thinking about the day she was born. i ll be thinking about the first day of school. reporter: chelsea s private ceremony garnered a lot of public attention. it s not surprising. recent weddings of presidential children have been super secret. like when jenna bush exchanged vou vows in 2008. the wedding was spectacular. it was all we could have hoped for. john f. kennedy jr. s private ceremony was held in a simple one room chapel. other presidential children welcomed the public attention. lucy johnson s wedding in 1966 was live on television, watched by 55 million people. a grand white house reception followed with a 300-pound fruitcake.