20 words about music

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Across
  1. 3. the opposite of a sister
  2. 5. going to do something
  3. 9. playing with something
  4. 11. Charlestown cinemas
  5. 12. you say it someone you care about
  6. 13. someone who is upset
Down
  1. 1. kids fight over something that has happened
  2. 2. the opposite of a brother
  3. 4. a break from school
  4. 6. someone who laughs a lot
  5. 7. someone who is kind to someone else
  6. 8. something you can't replace
  7. 10. some people have a group of friends