(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018. Gladys Knight.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018. Gladys Knight.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018. Nidia Vidigal, Eddiong Ekpo, Ashley Bryant Miller, Michael Nugent, Williamson Sintyl, Nidia Vidigal.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018.(Trent Nelson | The Salt Lake Tribune) The dress rehearsal for “Be One,” an event put on by the LDS Church to celebrate the 1978 revelation on the priesthood on its 40th anniversary (which is June 1), in Salt Lake City, Thursday May 31, 2018. Mercy Owusu.