Related Clues:

• It's addressed to the knight
• One's address tonight, by the sound of it
• A dress, perhaps, for the night, by the sound of it
• 22 across starts back with him
• Entitled to go by night, by the sound of it
• Sounds as if he could start 28 across
• R's the turn-up of him
• Perhaps R's up by night, by the sound of it
• Addressed by night by sound
• Entitled to be a sound night
• Sounds as if he's got tonight
• Entitled to this by night, by the sound of it
• Man of the night, by the sound of it
• R's up for 27 across
• 'A night, by the sound of it (3)'