He came home and stood over her shoulder, kissed her neck casually and said, "I thought you were supposed to make everything bluer."
"I did!" she snapped at him. She whirled around. "Something's wrong with the paints and everything dries--"
"What's the matter?"
She was looking at him as if he'd turned green.
"Your eyes, they're gray," she said. "They're supposed to be blue."