Which country does music producer Basto come from, who worked with Will.i.am and Britney Spears on "Scream & Shout" in 2012?
Basto Jef Martens (born 8 January 1975), better known by his stage name Basto (stylized as Basto!), is a Belgian record producer, musician and DJ. He primarily produces electro house music, and he is signed to the ARS label. He has produced using various aliases such as Bitch Boys, Candyman, Dirty Bunch, DJ Basik, Felix Project, Jin Sonic, Kings of Porn, and Lazy Jay. He was also a member of the Belgian dance group Lasgo. Martens co-produced with the band in 2009 and 2010 on a number of singles. He is best known for producing the Azealia Banks' hit debut single "212" under the alias of Lazy Jay, together with his brother Toon. He also produced "Scream & Shout" for will.i.am and Britney Spears in 2012.
Till the World Ends "Till the World Ends" is a song recorded by American singer Britney Spears for her seventh studio album, "Femme Fatale" (2011). It was written by Kesha Sebert, Lukasz "Dr. Luke" Gottwald, Alexander Kronlund, and Max Martin. Gottwald, Martin and Billboard produced the song, while vocal production was handled by Emily Wright. "Till the World Ends" is an uptempo dance-pop and electropop song with an electro beat. It opens with sirens, and has elements of trance and Eurodance. The song features a chant-like chorus, and lyrics in which Spears sings about dancing until the end of the world. "Till the World Ends" received comparisons to past hits by artists like Kesha and Enrique Iglesias. Some music critics deemed it a catchy dance track and complimenting its anthemic nature.