Dolly Parton was honored with a “very emotional” and “incredibly beautiful” Grand Ole Opry tribute show over the weekend. An attendee exclusively told Page Six about Saturday night’s “completely sold-out show,” marveling that there was “not an empty seat” at Nashville’s famous Grand Ole Opry House. “Her niece Jada Star made a surprise appearance to perform [‘The Orchard’] in honor of her late aunt,” the guest revealed, as Jelly Roll also surprised the crowd when he joined Carly Pearce for a rendition of Parton’s hit “9 to 5.” Channing Wilson, Belle Frantz, Kathy Mattea, Molly Tuttle, Dan Tyminski and T. Graham Brown performed throughout…