PITTSBURGH (KDKA) -- Mariah Carey's holiday concert at PPG Paints Arena was unexpectedly canceled on Wednesday afternoon, hours before the show's scheduled start.

Christmas-loving global pop star Mariah Carey has canceled her Sunday concert at UBS Arena in Elmont, her first show on her native Long Island in 18 years, due to illness that also scuttled two previous dates, including Friday's show at Prudential Center in Newark, New Jersey.

Singer Mariah Carey's Wednesday evening concert at Pittsburgh's PPG Paints Arena has been abruptly canceled after the artist announced she has the flu.