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Across
  1. 4. Singer songwriter John of "Rocky Mountain High."
  2. 5. Musical about Argentinian icon Perón.
  3. 6. Part of Crosby, Stills, & Nash.
  4. 8. Mythical figure, not the Iron Maiden song.
  5. 10. Redhead star of a beloved '60s sitcom.
  6. 11. Basil, hapless hotel owner on British TV.
  7. 13. Antiapartheid activist in South Africa.
  8. 14. Academy award-winning "Patton" in 1970.
  9. 17. Popular musical turned movie in 1978.
  10. 18. "The Mary Tyler Moore Show" spinoff.
  11. 20. Monty, British comedy troupe.
Down
  1. 1. Batman's nemesis, featured heavily in the '60s.
  2. 2. TV family living at 1313 Mockingbird Lane.
  3. 3. British band known for "You Really Got Me."
  4. 7. Comic character with his own '60s TV show.
  5. 9. Frontman of the Family Stone.
  6. 12. Game released in the '80s, not '60s/'70s.
  7. 15. Band with "Higher," later fame in the '90s.
  8. 16. Forensic TV drama that began in the late '70s.
  9. 19. James Michener novel, not the video game.