Try The McGurk Effect! - Horizon: Is Seeing Believing? - BBC Two - YouTube

https://www.youtube.com/watch?v=G-lN8vWm3m0

SUBSCRIBE to the OFFICIAL BBC YouTube channel: https://bit.ly/2IXqEIn LAUNCH BBC iPlayer to access Live TV and Box Sets: https://bbc.in/2J18jYJ More about th...