Related Clues:

• It's a two-person job
• "___ for My Father" (1964 Horace Silver standard)
• Work for two double agents releasing noble gas
• The Righteous Brothers' 'Ebb Tide' wasn't one
• The Righteous Brothers' "Ebb Tide" wasn't one
• Chanteuse's offering
• Spotify offering
• What it takes two to do
• Proper time for a piece of music
• Tune for two singers
• The limits to social housing on Raglan Road, for instance
• What two could do
• Musical pair needing sufficient time
• Number boy before girl, initially
• 'Ain't No Mountain High Enough,' e.g