They Floo’d to the Leaky Cauldron, and leisurely strolled up and down the Alley, stopping into various shops, and allowing Hermione to purchase the remainder of the things she needed for her NEWT studies. She was itching to pick up the latest edition of Theories of Transubstantial Transfiguration and even though she promised she was going into Flourish and Blotts to only pick up that one item, Sirius knew better, and excused himself to go shopping for Harry’s birthday.