Related Clues:

• Fairy-tale first word
• Thrice third
• It might be enough
• Story opener
• ''For ___ in My Life'' (Stevie Wonder)
• It's enough, in an expression
• Historically
• Not very often
• Twice from thrice
• Tale beginning?
• One less than twice
• First word of 'Shrek'
• First word of a fairy tale
• "___ Upon a Mattress"
• "__ I built a railroad ...": Depression song lyrics