Related Clues:

• Blew
• Like the post-Mardi Gras period
• In fast time?
• Feeling gloomy
• Needing a 53-Across
• Needing a lift?
• Chapfallen
• '___ but true'
• Not at all bright
• Downhearted
• 'Such a pity'
• Hardly fascinating
• Bummed, so to speak
• "That's a shame"
• Like Soviet architecture