Related Clues:

• "... the only animal that blushes. Or needs to.": Twain
• Answer to the riddle of the Sphinx
• Beatnik exclamation
• Word that sandwiches ''oh''
• 'Whoo-ee!'
• "Wow"
• ''You da __!''
• See 91-Across
• Bishop or rook
• "Gosh!"
• "Oh, brother!"
• ''The Running ___'' (1987)
• "Gee whiz!"
• ___ of his word
• ''Marathon ___'' (1976)