5 pages | PDF | 1.1 MBParty Favor by Billie Eilish is an upbeat pop song that celebrates the vibrancy and joy of having a good time. The song is composed by Billie Eilish and Finneas O'Connell, and is written in the key of C major and A minor. It has a total of 54 measures, and features an energetic melody line, bright synths, and an infectious rhythm. The lyrics talk about embracing the party atmosphere, and the joys of living life to its fullest. The song is the perfect piece to put on for a night of partying with your friends, and is sure to get everyone up and dancing.