[2] Burton himself took up ballet for a few years but quit due to a lack of interest, after which he began taking classical piano lessons at the age of five, which he continued well into his twenties.

[6][7] After relocating to the US, HIM released Dark Light in 2005, which became the group's most successful album to date, going gold in Germany, the UK, the US, and platinum in Finland.

[8][9][10] In 2007, HIM released Venus Doom, which went gold in Finland and Germany, and gave the band their highest US-chart position at number 12.

[7][8][9] After 2010's Screamworks: Love in Theory and Practice, the band went on hiatus after drummer Gas Lipstick was diagnosed with a repetitive stress injury and nerve damage in his hands.

[19] Daniel Lioneye was also scheduled to perform several European shows later in the fall, but the dates were cancelled after drummer Seppo Tarvainen broke his arm.

[20] Following HIM's retirement, Burton joined the Finnish world music duo Solju, who released their debut album Ođđa Áigodat on 27 April 2018.