Round 2 (hopefully less creepy).

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Across
  1. 2. spectrum of colour displayed in the sky (7)
  2. 6. this crossword *definitely* isn't this (6)
  3. 7. world-renowned dog show, pooping encouraged (6)
  4. 9. the first footy man to get corona (6)
  5. 11. absolutely fabulous GILF (6,6)
  6. 12. 90s rock band or tap water addition (5)
  7. 13. Dutch-born former Liverpool player, absolute workhorse (4,4)
Down
  1. 1. what Roisin had hoped the last crossword would be (9)
  2. 3. surname of a well-loved documentary commentator***still alive at time of publication*** (12)
  3. 4. a yellow sandwich filling, Roisin just likes the word (10)
  4. 5. molten deliciousness served at the golden arches (5,3)
  5. 8. apparently JT's Nan is very... (5)
  6. 10. you can find the Kop here (7)