Jane “Nightbirde” Marczewski, a star on “America’s Got Talent,” died at age 31, according to show host Terry Crews and two of its judges. Crews posted a photo of the singer on Instagram, saying: “We are saddened to learn about @_nightbirde’s Passing. Our Condolences goes to her Closest Family & Friends in such of This difficult time. We Love you, Nightbirde.” “We love you. Rest in peace @nightbirde,” wrote “America’s Got Talent” judge Heidi Klum wrote on her Instagram Story. Fellow judge Howie Mandel also posted his condolences, writing that the singer “was such a bright inspirational light in all our lives. We must continue to live and learn from her words and lyrics. As much as I feel horribly about her passing I feel lucky to to have met, heard and known her.” Marczewski, of Zanesville, Ohio, had long chronicled her battle with breast cancer on social media. In August of last …