How Songs Are Created on Instagram: "Charlie Puth is a classically trained musician who studied jazz piano at Berklee College of Music. He writes, produces, and engineers the majority of his own music, including chart-topping hits like “See You Again,” “Attention,” and “Light Switch.” In addition to his solo work, he has written and produced songs for other major artists, including Justin Bieber, Maroon 5, and BTS. Puth has perfect pitch, a rare auditory ability that he frequently demonstrates i