Résumé: This historic all-star concert to celebrate the 75th birthday of soul legend Mavis Staples features over twenty performances spanning many genres by artists including Gregg Allman, Arcade Fire's Win Butler & Regine Chassagne, Eric Church, Wilco's Jeff Tweedy, Emmylou Harris and Bonnie Raitt amongst many others performing for and with Mavis herself. Filmed at Chicago’s historic Auditorium Theatre, the concert was a once in a lifetime event, bringing some of the biggest names in music together to honor the...