Swedish House Mafia (SHM) are a Swedish house supergroup consisting of Axwell, Steve Angello, and Sebastian Ingrosso. The group officially formed in late 2008, were placed at number ten on the DJ Mag Top 100 DJ Poll 2011, and have been called "the faces of mainstream progressive house music", while being credited for "setting the tone for the EDM boom of the early 2010s, more than any other act in modern dance music". In 2012, they were ranked at number twelve on the DJ Mag Top 100 Poll. The trio is best known for their single, "Don't You Worry Child".

Axel Christofer Hedfors, better known by his stage name Axwell, is a Swedish DJ, record producer, remixer and owner of Axtone Records. He is a member of Swedish House Mafia along with Sebastian Ingrosso and Steve Angello. He is a two-time DJ Awards winner, and in 2013 he was placed 19th on the DJ Magazine Top 100 DJ Poll.