How to pull Cortana's digital leg

Cortana is just a stuffy helper though, she is also up for a laugh. And is always happy to sing for you. What nonsense to say you can do Cortana? - What does the Fox say? sing me a song. - Inquire about it. Cortana Where do you live? What are you wearing? How old are you? Are you a woman or a man? Who is your creator? Who is your father? What is Halo? - Entertain. Tell me a story. Imitates someone. - What is the best tablet? What is the best system for mobile? What is the best PC? - Talk about your competition. What do you think of Google? How about Android? Do you like Siri? Do you know Google Now? Who is better, Google Now or Cortana? - Go geek. "May the Force be with you" - How old is Bill Gates - Which is better, Bing or Google? - What do you think of Apple - Where Do Babies Come From? - Can you dance?