Related Clues:

• See 51-Across
• Second person
• Start of something big
• Night of celebration
• Woman in a garden
• Threshold
• Adam's rib, so to speak
• Palindromic time
• Time before
• Big night
• Snake charmee
• Gloaming
• Adam's madam
• Joanne Woodward Oscar-winning role
• See 39-Across