Related Clues:

• Writing is on the wall? Banksy did it!
• Wall decor
• Works of art on walls
• Work on a wall
• Mural painted on a wall
• Michelangelo painting
• Note strange reflection of artwork on wall
• Painting on wet plaster
• Painting on wall
• Person who sends bill
• Painting fresh coat, hence removing lid
• Almost new business may be going to the wall
• Painting style
• Watercolour done on wet plaster
• Painting done in wet plaster