P!nk - Who Knew (+lista de reprodução)

http://www.youtube.com/v/NJWIbIe0N90?version=3&list=RDNJWIbIe0N90&feature=share&autoplay=1&autohide=1&attribution_tag=vGOjt7zfyD9ChLLlMnqW7w&showinfo=1