Possible Clues:

• Adjective for 17-Across
• Extending farthest
• 'The -- Yard' (1974 film)
• Like the day of the summer solstice
• Biggest ten logs chopped up
• Billy Joel "The ___ Time"
• Greatest hunger is in Paris
• Line on ground gets most stretched-out
• Like Psalms 119, among all chapters in the Bible
• Most stretched out legs, not painfully