Concert Stage

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Across

  1. German auto brand (abbr.)
  2. Top sumo rank
  3. Emotive jazz singing
  4. Mountain state
  5. UK MP Aneurin
  6. What you might ask a dance instructor if you did not know how to execute a basic movement. [11]
  7. What one might say to their partner after becoming experts in their relationship. [27]
  8. ???
  9. Irish form of Mary
  10. Rigid
  11. Mountain capped with snow
  12. More sick
  13. Mathematical function
  14. An old or worn-out mare, to a Scot
  15. It's checked at entrances to bars (abbr.)
  16. It comes before cache or grapher
  17. Reynolds or Gosling
  18. Taste a little
  19. Put side-by-side for comparison
  20. I
  21. A naive beginner to hardship would say this. [6]
  22. A pretend move
  23. Type of game
  24. Wrist joint muscle
  25. Describes a full revolution by the number of basic units of angle used. [9]
  26. Swimming event (abbr.)
  27. Sub-atomic particle
  28. Military assignments
  29. ???
  30. This would be a difficult endeavour unless you know the answer to “Who you gonna call?”. [22]
  31. Top card
  32. Worthless, biblically
  33. Type of rodent
  34. What an expert would call cherry blossoms when viewed in a mirror. [27]
  35. US college entrance test (abbr.)
  36. Some powders
  37. Diminish (2 wds.)
  38. Civil disturbance
  39. MSX-BASIC error raised when an invalid parameter is used. [15]
  40. Type of coffee or tea
  41. The condition of cultivated land
  42. Metallic fabric
  43. ???
  44. Very overweight
  45. Formerly (arch.)

Down

  1. Drinking vessels
  2. Coup d'___
  3. “Bohemian Rhapsody” actor Malek
  4. Heads of the kitchen
  5. OED abbr.
  6. Z, in the same alphabet as 8-Down
  7. Novelist Waugh
  8. K, in the same alphabet as 6-Down
  9. Describes something or someone that will not give up chasing what it wants, even if it is difficult. [34]
  10. Type of plane used on short runways (abbr.)
  11. It's hot
  12. Voiced
  13. Emperors of Russia
  14. Technical standard for audio files
  15. ???
  16. Last name of a Science Guy
  17. You might have a difficult time when writing dates after time rolls over to this every 100 years. [24]
  18. Iron fishing hook
  19. Olympic sword
  20. Author Read
  21. ___ and the first half of 7-Down
  22. Magpie, to a Scot
  23. Aware of
  24. Pressure measurement device preceding meter
  25. Odd, to a Scot
  26. “Once ___ a time...”
  27. Peel of an orange or lemon
  28. Version used in this puzzle; where you start from each time
  29. Hard leather or metal armor
  30. "Hands up! This ___ robbery!" (2 wds.)
  31. European currency (abbr.)
  32. Get ready, as for the 64-Across (abbr.)
  33. Simplistic or superficial
  34. Improvise (2 wds.)
  35. Intestinal pouches
  36. Go into
  37. South American Indian native
  38. It may be coffee or periodic
  39. Cows' chews
  40. Tater bits
  41. Shakespearean king
  42. Photography devices (abbr.)
  43. “Do not delete” marking
  44. A difficult section of a game where one battles all the hardest enemies in quick succession. [8]
  45. Division of the most basic unit of life. [1]