Dad's 70th Birthday Puzzle

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Across
  1. 2. Citation for this 1962 Nobel Prize in Literature winner read, "for his realistic and imaginative writings, combining as they do sympathetic humour and keen social perception." (4,9)
  2. 4. A famed Swedish writer (5,7)
  3. 6. The dish that Mum almost fainted into in Majorca (6)
  4. 7. Snooker player with the nickname "The Wizard of Wishaw" (4, 7)
  5. 13. "_______" is good for you! (7)
  6. 14. Luxurious snack first cultivated by Scottish-born chemist, John Macadam (9)
  7. 15. Are you a faithful? (7)
Down
  1. 1. Stephen King novel in which the mangled word "redrum" plays a significant part (3, 7)
  2. 3. Birthplace of historic Naval Legend (7, 6)
  3. 5. A talking tree thought you were from this city due to your socks (6)
  4. 8. Your Star Sign (11)
  5. 9. Your favourite Northern Steeplejack
  6. 10. Greek town named after a Norman Duke, Robert Guiscard (8)
  7. 11. Two felines named for a Star Wars villain and an ethereal lady (4,4)
  8. 12. A beloved canine of black and white (6)
  9. 16. Drink up me Hearties yo-ho! (3)