This document provides an overview of popular music in the United States during the 1960s. It discusses the rise of rock music and its development into different styles and genres during this transformative decade. The summary explores the emergence of teen idols, the girl groups produced by Phil Spector, the folk music revival on college campuses, and the transition of rhythm and blues into a softer "sweet soul" sound by artists like Sam Cooke. Overall, the document analyzes how the music industry exerted more control over artists during this period while also catering to new teenage audiences and developing new popular styles.