Amanda Ava Koci, known professionally as Ava Max, is an American singer and songwriter. After moving from several states in the United States to pursue a music career since her childhood, Max signed with Atlantic Records in 2016, where she released the song "Sweet but Psycho" in August 2018. It became her breakthrough single after peaking at number one in 22 countries, including the United Kingdom, Germany, Austria, Switzerland, Sweden, and New Zealand. The song also peaked at number two in Australia, and at number 10 on the US Billboard Hot 100. In March 2020, Max released the song "Kings & Queens", which peaked at number 13 on the Billboard Hot 100 and at number 19 on the UK Singles Chart. It was followed by the release of her debut studio album Heaven & Hell, in September 2020, which charted at number two on the UK Albums Chart and at number 27 on the US Billboard 200. In November 2020, the song "My Head & My Heart" was released, which peaked at number 45 on the Billboard Hot 100 and at number 18 on the UK Singles Chart.