Major orchestral performances in which Irby has taken part include the Twentieth Century Fox movie Alvin and the Chipmunks, the ABC-TV show Dancing with the Stars, the NBC-TV show America's Got Talent, the 56th Primetime Emmy Awards, the 87th, 88th and 89th Academy Awards Gala (OSCARS), the Kennedy Center Honors Gala, and the Christmas in Washington Gala.