This C-3PO Bespin Backpack($60) is available for pre-order from ThinkGeek. The C-3PO Bespin Backpack features light-up flickering eyes and has a zippered storage pocket in his torso. It comes with a mesh pouch with backpack straps for holding all of his appendages, and can be easily assembled into a complete droid over 3 feet tall. And you can store your iPad in its cavity.
