Allison Janney poses with the award for Best Performance by an Actress in a Supporting Role in any Motion Picture for 'I, Tonya' in the press room during The 75th Annual Golden Globe Awards. Pic/AFP

Hollywood star Allison Janney has now become a Golden Globe-winning artist as the actress took home the trophy for 'Best Supporting Actor Female in a Motion Picture for her performance in dark-comedy 'I, Tonya'. Janney thanked co-star Margot Robbie, who she called a 'quadruple threat,' and the real-life Tonya Harding in her acceptance speech, who she noted was in the audience.