Mum's cake

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Across
  1. 1. Remember remember!
  2. 4. LXXX
  3. 5. A Poldark!
  4. 7. In command
  5. 10. The golden fleece
  6. 11. The best of Take That!
  7. 13. Number x
  8. 16. A special day to celebrate
  9. 17. A past time
  10. 19. Blue wheels
  11. 20. A wee village
  12. 21. Moving up the charts!
Down
  1. 2. Kitty fishers best friend
  2. 3. The elder
  3. 5. A romantic meeting place
  4. 6. So good they named it twice!
  5. 8. 1950s glamour!
  6. 9. A famous snail!
  7. 12. Giver of joy
  8. 14. Famous 800 years ago!
  9. 15. Sooty's friend
  10. 18. A type of tree with nuts
  11. 19. A state of mind