Related Clues:

• Common opening time
• This puzzle's theme
• IX
• See 45-Across
• See left
• Supreme Court count
• Three trios
• Memory, in a manner of speaking
• Excellent-plus rating
• Prime time hour
• Emergency CB channel
• Lowest card in pinochle
• Mozart's age, when he wrote his Fifth Symphony
• Prime-time hour
• Midmorning