Benjamin Daniele Wahlgren Ingrosso is a Swedish singer, songwriter and record producer. As a child, he appeared in the leading role in several musicals, and in 2006 he won Lilla Melodifestivalen with the song "Hej Sofia". He won the celebrity dancing TV show Let's Dance 2014, and has competed twice in Melodifestivalen in 2017 and 2018 respectively. He won in 2018 and represented Sweden in the Eurovision Song Contest 2018, with the song "Dance You Off".

Melodifestivalen 2017 was the 57th edition of the Swedish music competition Melodifestivalen, which selected Sweden's entry for the Eurovision Song Contest 2017. The competition was organised by Sveriges Television (SVT) and took place over a six-week period between 4 February and 11 March 2017.