Answer
The correct answer is "Sweet but Psycho". "Sweet but Psycho" is a song by Ava Max. It was released in 2018 and peaked at number 1 in the US Billboard Hot 100 chart. Iggy Azalea is an Australian rapper and singer. She released her debut album, The New Classic, in 2014. Her most successful single is "Fancy", which peaked at number 1 in the US Billboard Hot 100 chart.