Related Clues:

• Singleton
• 1969 Three Dog Night hit
• In agreement
• Twelve ___
• See 37-Across
• Small amount
• 'High' time
• See 60-Across
• TV's 'Murder ___'
• Twelve, half of the time
• Unified
• Deadline, sometimes
• United
• M
• See 23-Across