The Power of Three Doctor Who: The Power of Three - Is it time for Amy to make a choice? News post details 10:00 AM, 20 September 2012 Video: The Ponds are living a double life. How much longer can it last? Doctor Who The Power of Three - new preview pictures News post details 10:14 AM, 18 September 2012 The Doctor moves in with Amy and Rory to investigate the slow invasion... Doctor Who The Power of Three - new trailers News post details 3:24 PM, 17 September 2012 The Doctor moves in with the Ponds to uncover the secret behind an invasion of little black cubes... Steven Moffat's Doctor Who Episode Guide: The Power of Three News post details 11:50 AM, 31 August 2012 "There have been many ways to invade the Earth, and the Doctor has seen them all. Or so he always thought..."