Related Clues:

• Moping
• In a blue state?
• Blew
• Feeling gloomy
• Needing a 53-Across
• Needing a lift?
• Chapfallen
• '___ but true'
• Downhearted
• 'Such a pity'
• Bummed, so to speak
• "That's a shame"
• Needing buoying
• Lacking mirth
• Like McCullers' café