Watch Free Online HD Moviesjoy. Vigilante – In Concert captures the raw power of Catalyst’s incredible rock musical, allowing you to experience this compelling original production in a whole new way. Gripping and powerful, Vigilante tells the shocking story of Johannah Donnelly and her six dangerous yet devoted sons. A riveting rock musical about family, forgiveness and frontier justice. Immerse yourself in this gripping tale in this once in a lifetime stripped down concert event that highlights the music from the piece.