STARS OF DISNEY’S " DESCENDANTS " TO JOIN FANS AT DOWNTOWN DISNEY, ANAHEIM, ON SATURDAY, OCTOBER 17 -- Event to Include Sing-a-Long, Dance Tutorial and Costume Showcase -- The stars of Disney Channel's hit movie "Descendants" will join fans at Downtown Disney District, Disneyland Resort, Anaheim, on SATURDAY, OCTOBER 17 for an on-stage celebration and dance tutorial of the movie's opening number "Rotten to the Core" and a sing-a-long featuring fan-favorite songs "Rotten to the Core" and "If Only." Fans are invited to show their best Isle of the Lost or Auradon-inspired costume in a "Descendants" costume showcase. WHO: Dove Cameron, Cameron Boyce, Booboo Stewart, Sofia Carson and the movie’s director, choreographer and executive producer Kenny Ortega. More information after the Jump... WHEN: Saturday, October 17 10:30 a.m. – Press Check-in TBD - Interview opportunities 11:30 a.m. to 12:30 p.m. – On-sta...