80s -21x21

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Across
  1. 1. One of the main characters in 'Cheers' TV Series. The Know-It-All. Character name F&L
  2. 3. Aboard space shuttle that exploded shortly after liftoff, first teacher in space
  3. 5. Tree Name of U2 album. Southern California.
  4. 7. Mermaid in Splash (Actor Name)
  5. 8. Played Ted in Bill & Ted's Big Adventure
  6. 10. John Lennon shot in this building
  7. 13. Crazy, kooky computer-generated TV host
  8. 15. Affectionately nicknamed 'Baby' in 'Dirty Dancing', her character's real first name.
  9. 17. British band. 'Need You Tonite' and 'Devil Inside'
  10. 18. Last leader of the Soviet Union
  11. 19. Primary organizer of Live Aid charity concert in 1985
  12. 20. E.T.'s favorite candy
  13. 21. David Hasselhoff's car co-star
Down
  1. 2. Personal computer unveiled in 1982 at the Consumer Electronics Show in Las Vegas (spelled out)
  2. 4. Revenge of the Nerds Fraternity joined by Lewis and Gilbert
  3. 6. Ghostbusters theme song recording artist?
  4. 9. Jeff Spicoli
  5. 11. 3D combination-puzzle invented in 1974, became hugely-popular in the early 80s
  6. 12. Launched CNN (Cable News Network). Married an actress.
  7. 14. Safety Dance band
  8. 16. U2 Guitarist Guy with the cool name