Christian Karlsson and Pontus Winnberg (also known as Bloodshy & Avant) are a music production and songwriting team from Sweden. The duo have worked with a number of high-profile artists, including Kylie Minogue, Madonna, Ms. Dynamite, Britney Spears, Christina Milian, Kelis and Jennifer Lopez. Britney Spears' 2004 hit single, "Toxic", which they co-wrote and produced, went on to win the Best Dance Recording at the 2005 Grammy awards, and became one of the biggest selling singles of 2004 in the world. Also her 2007 hit single "Piece of Me" went on to win 3 MTV Video Music Awards for Best Female Video, Best Pop Video and Video of the Year.
Karlsson & Winnberg