It was too tempting: Dursley stepping into a changing room after demanding that the clerk bring him "proper attire."
The suit Ginny grabbed, after shrinking her Christmas shopping, was paisley. The little-known haberdashery charm she cast upon it, Hermione's.
"How dare you!"
"You did tell Philip you needed to look smart."
"But you're a woman!"
"And you're a man. Even without clothing, I appreciate that. Imagine how charmed I'll be once you're 'properly attired'."
Trembling, Vernon dressed himself. "How does it look?"
"How does it feel?"
Vernon smacked at his groin. "Make it—oh!—make them stop!"
"Oh, they will . . . eventually."