Planning
"Hey, Sirius!" James had exclaimed, far too loudly for the hour it was. If he wasn't careful he would wake up everyone in their dorm. A mischievous grin stretched across his face, only just noticeable in the darkness. "I have an idea!"
"What is it?" Sirius had asked in response. Clearly curious at his best friend's sudden outburst.
"I know something that's sure to rile Minnie up."
"What is it?"
"How about- and now hear me out- we dress up in some of those dresses that hookers tend to wear at a club. We could get some matching heels, too. She's sure to have a fit when we stroll into class."
"That sounds spectacularly fun! But, one question, James…"
"What is it, Sirius?"
"Where would we get those sorts of outfits?"
"I hadn't thought of that, yet. We could ask Lily? She might help. Maybe..."