Every seven days
Else clues• 'Eight Days ___'
• Beatles song Eight Days ___
• Beatles' Eight Days ___
• Eight Days ___ (1965 Beatles chart-topper)
• Eight Days ___ (Beatles tune)
• Eight Days ___: Beatles hit
• Hebdomadally
• Once ___ (every seven days)
• Open seven days ___
• The Beatles' 'Eight Days --'
• Thoreau's ___ on the Concord and Merrimack Rivers
• What? keep ___ away? seven days and nights?: Othello