Related Clues:

• Stuff knocked over producing blot
• Put a dent in, say
• St. Patrick's mo
• Break or breach
• Scratch on record
• Imperfect "Payback" band?
• "Through the Eyes" band
• Scratch the surface, e.g
• Diamond devaluer
• "Whole" band that had a blemish?
• Cover with graffiti, say
• Warp, e.g
• Women's History Mo
• Spray-paint, say
• Put a scratch on, for example