cwiz xmas extravaganza

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Across
  1. 2. it was the best of _, it was the worst of _ (5)
  2. 5. an unhappy part of a phrase? (9)
  3. 7. sign popular gesture of all cool kids (5, 4)
  4. 8. who we are (in full)(1-5)
  5. 9. nell's unwelcome moniker; lateral london line (9)
Down
  1. 1. owner; the root of all our joy (8)
  2. 3. fog + french masculine definite article + lower digit (9)
  3. 4. what all good cwizzers love (5)
  4. 6. beyonce; rebirth (11)
  5. 7. the site of our midsummer revelry (8)