Mr clue and the lost princess

Previously

…As Pippa walked back towards the castle, the Lullaby held close, the woods seemed to whisper secrets of gratitude. The wind chimes, for once, offered a simple, clear melody. The King, she knew, would be immensely relieved. And perhaps, just perhaps, he might even manage a full eight hours of uninterrupted slumber, without the need for his structural-integrity-providing crown. Pippa smiled. It had been a rather peculiar puzzle, but then again, most of her favourite puzzles were. And this one had a perfectly delightful, whistling wooden bird at its resolution.