Related Clues:

• Sounds like the sort of seal you would never expect to find in 10 across
• A concert? O, that makes it from Beethoven
• Sounds as if you may have to ring for this little bird
• One gets a ruling from the concerto
• The sort of sand seal that 16 and 21 down might have had
• The king might get to mope and err
• 'A little bird tells me that may be a bit of a ring, by the sound of it (6)'
• 'Give your little bird a ring, by the sound of it (6)'
• As a rule it takes a concerto to make him tops
• More about through a ruler
• 64-Across, for one
• Invisible-clothes wearer in an Andersen tale
• Tiberius or Charlemagne
• Hans Christian Andersen's naked marcher
• See 19