Britney Spears: Till the World Ends (2011) (movie): An accompanying music video for the "Till the World Ends" was released on April 6, 2011. It portrays Spears in an underground dance party set on a December 21, 2012. Critics noted the similarities with the music video for "I'm a S... Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Britney Spears: Till the World Ends (2011) below