Trivia Time - 70's and exciting 80's

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Across
  1. 4. Which group had the number 1 hit song of the 70's
  2. 6. What's the name of the ghost in the library of this haunted movie
  3. 7. The First president of the eighties
  4. 8. The superjet that was a joint project between France and Great Britain
  5. 9. A popular multi-dimensional puzzle that was invented in the seventies
  6. 11. This country gained independence from South Africa
  7. 14. What was the name of the first launched space station owned and operated by the United States
  8. 16. A psychological syndrome made famous after a bank siege in the seventies and named after this capital city
  9. 17. Which TV series featured a car named KITT
  10. 18. The popular fitness trend led by a Hollywood superstar
  11. 19. Don't stop believin'
  12. 20. the toy that featured interlocking plastic bricks introduced in the 70's
Down
  1. 1. Highest grossing movie of the eighties
  2. 2. The United States invaded this country in the eighties
  3. 3. A fashion statement of the seventies, these pants paired with platform shoes - made you look "So Groovy"
  4. 5. This major nuclear accident occurred in 1986
  5. 10. Highest grossing movie of the seventies
  6. 12. The major health epidemic that emerged in the eighties
  7. 13. This popular Jamaican singer died in the eighties
  8. 15. She sang the anthem of resilience and empowerment