It was most famous in the 1970s!

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Across
  1. 1. – Rebellious rock genre
  2. 5. – "Stayin' Alive" singers
  3. 6. – "Hotel California" band
  4. 7. – Classic arcade game
  5. 10. – Classic video game brand
  6. 11. – James Brown’s music style
  7. 12. – Rock legend's final decade
  8. 14. – Famous disco dance
  9. 15. – Roller-disco phenomenon
  10. 17. – Groundbreaking TV miniseries
  11. 18. – First summer blockbuster
  12. 19. – Swedish pop superstars
  13. 20. – Glittery dance music craze
Down
  1. 2. – Face-painted rockers
  2. 3. – "Stairway to Heaven" band
  3. 4. – Short-lived '70s craze
  4. 8. – Hit war comedy show
  5. 9. – "Bohemian Rhapsody" band
  6. 13. – 1977 space epic
  7. 16. – John Travolta musical