Related Clues:

• Carpenters' work?
• ''Up Where We Belong,'' e.g.
• "Tea for Two," for one
• Sonny and Cher song, e.g.
• "Tea for Two" for two, e.g.
• Performing pair
• Musical composition for two
• Shared air
• "Up Where We Belong," for one
• Piano piece with "primo" and "secondo" parts, e.g.
• Number divided by two?
• Something one can never do?
• Four-hand piano piece
• Something one singer can never do
• "Say Say Say," say