Related Clues:

• ''Now I get it!''
• "Now I remember"
• Start of a wistful remark
• 'Oh, of course!!! Now I see who the greatest artist ever is'
• 'I remember well ...'
• ''I remember now!''
• ''I remember now''
• Remark of remembrance
• Cold open?
• "Oh, now I see"
• 'Oh, I remember now!'
• Words of sudden recognition
• "Oh, I remember now!"
• "I remember it well"
• Words of recognition ... and a hint to understanding 17-, 28- and 45-Across