Favorite Best Picture Music Oscar Nominee?

Which of these Best Picture Oscar-nominated music movies whose main character(s) are involved in the creation or performance of music* is your favorite? *composers, singers, musicians, managers, venue owners, etc.

For the purpose of this question, a music genre movie is defined as a movie whose plot is dominated by the performance or creation of music (vocal, instrumental, or mechanical sounds having rhythm, melody, or harmony). In contrast to a musical genre movie, which combines songs interwoven into the narrative, spoken dialogue, acting and sometimes dance. Those movies that have both elements would fit into the music and musical genres.

Cast your vote here or Discuss the topic here.