Related Clues:

• Performance that takes a second?
• Top-40 entry
• ''Baby, It's Cold Outside,'' e.g.
• Some people break into it
• Number one can’t do
• Top 40 item
• What any man, woman or child may break into
• Billboard chart entry
• Ballad, for one
• ''Chicago'' or ''Philadelphia''
• Sonny and Cher, e.g.
• Piece marked "piano, four hands," obviously
• Carpenters' work?
• ''Up Where We Belong,'' e.g.
• See 2 Down