Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
In this, the fourth in the series of compilations, Guilt by Association Vol. 4 features indie rock artists, including Chris Collingwood, Mike Doughty and Rachael Yamagata, covering their favorite songs. The theme of this album is that all the songs are covers of songs from 1966.