Indiana's Straight No Chaser is an all-male a cappella ensemble known for their sophisticated vocal harmonies and popular holiday-themed albums. Taking an unconventional approach from their beginnings at Indiana University in 1996, the male a cappella ensemble Straight No Chaser worked up a repertoire that included not only traditional songs, but also modern pop tunes performed without the use of instruments. Various local performances, including a storied early-morning appearance at the university's annual 36-hour dance marathon, caught the public's attention and helped the e...