Till The World Ends by Britney Spears

"Till the World Ends" is a song by singer Britney Spears, it was released on March 4, 2011 as the second single to her seventh album, Femme Fatale, with the remix featuring Nicki Minaj & Ke$ha releasing on April 25, 2011. Written by Alexander Kronlund, Kesha, Dr. Luke, and Max Martin, while being produced by the latter 2. Till the World Ends is an uptempo dance-pop, electropop & Eurodance song with an electro beat. The main inspiration of the song for Kesha was imagining Britney & any other female musician touring the world. .