The resurrected Lilith Fair has announced that Rihanna will make a special appearance when the show touches down in Salt Lake City on July 12.

The addition of Rihanna came as the tour, which is led by Vancouver singer Sarah McLachlan, announced its full tour dates for all 36 cities.

Live Nation is producing the shows, according to Lilith organizers. Eleven artists will perform at each show, with McLachlan headlining. The tour starts on June 27 at Calgary’s McMahon Stadium, wrapping on Aug. 16 at the Superpages.com Center in Dallas. Acts announced for the tour include Sheryl Crow, Kelly Clarkson and Tegan and Sara.

The tour will coincide with the release of “The Laws of Illusion,” McLachlan’s first new album in seven years. The album hits stores on June 15.