Indigo Girls
In short
The Indigo Girls are an American folk rock duo made up of singers Amy Ray and Emily Saliers.
In plain words
The two women met as children and started playing music together in high school. They became famous for their acoustic songs and vocal harmonies.
A simple example
They often perform songs where one singer plays the guitar while both voices blend together in harmony.
Why it matters
They are important figures in the folk rock genre and have influenced many singer-songwriters. Their music often focuses on social issues and personal storytelling.
Easy to mix up
Do not confuse them with other female duos that play pop or country music.