Thanks everyone!

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Across
  1. 2. Alternative name for Rodney (Too good for crossword club)
  2. 4. Very good at sports, international level
  3. 6. Likes to play with shuttlecocks
  4. 7. "Hey you...."
  5. 8. Hilarious comedian, scientist and all round top bloke
Down
  1. 1. Building blocks of joy
  2. 3. The main types of pneumonia are bacterial, mycoplasma pneumonia, and......
  3. 5. England cricketer 1989–2001, Head of the Team
  4. 6. Fuzzy, lint, foamy nickname for students
  5. 8. 2nd smartest in the UK