Disco music became very popular in the mid-70s. The 70s were a time of social upheaval and political unrest, and disco music provided an escape for people looking to forget their troubles and enjoy themselves. Disco songs typically featured a strong beat, catchy melodies, and lyrics that were easy to sing along with. Artists such as Donna Summer, the Bee Gees, and Chic were among the most popular disco performers, and their music helped to define the sound of the era.