Possible Clues:

• "For __": Beatles' song
• Not a single person at 12 o'clock looked east
• "If a tree falls in the forest and ..."
• Nobody in Orient is seen after midday
• Solo Alicia Keys song
• See 29 across
• "___ will ever guess!"
• Twelve times leaving ex who is perfect?
• ". . . falls in the forest and ___ . . ."
• Top person, or unimportant?