64.

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Across
  1. 2. What is the fifth brightest star in the sky and the brightest star in the constellation Lyra? (4)
  2. 4. No longer on the platform
  3. 5. Like bright crayon colors
  4. 7. CAPS Not the brightest items of millinery?
  5. 8. Six crayons in a Crayola 64 box
  6. 11. No longer on active duty: Abbr.
  7. 13. Crayon in subdued shade
  8. 14. Not the brightest bulb
  9. 15. Not the brightest person, the boss ___ pursuing lager endlessly? (7)
  10. 17. No longer on sale
  11. 19. Bright crayon colors
  12. 20. Sixth-brightest star in the sky, and the brightest in the constellation Auriga (7)
  13. 21. Not the brightest crayon in the box
  14. 23. Not the brightest bulb in the pack
Down
  1. 1. Crayoned in (6)
  2. 3. ___ book (something you use crayons in)
  3. 6. No longer on the bottle
  4. 7. Not the brightest bulb in the box
  5. 9. AS A MARBLE Not the brightest bulb on the tree
  6. 10. No longer on the table?
  7. 12. Not the brightest birds
  8. 14. Ray, not the brightest doctor having gym workout?
  9. 16. No longer on the plate
  10. 18. Not the brightest oldster
  11. 22. Not the brightest bulb in the lamp
  12. 23. Not the sharpest crayon in the box