abcdefu is the breakout hit for Atlantic recording artist and teen sensation GAYLE. Co-written by Taylor Rutherfurd (aka GAYLE), Dave Pittenger, and Sara Davis and produced by Pete Nappi, this scathing breakup anthem has gone viral since its release in the summer of 2021, turning GAYLE into a household name both in the United States and abroad. In this report, we’ll be analyzing the factors that contributed to this success, including the song’s structure, vocal melody and production, instrumental arrangement, lyrics, energy, and much more.