Samuel Robert Barber is an American singer and songwriter from Frohna, Missouri. He has released one album, three EPs, and several singles. Both of Barber's EP's and most of his singles were released through Lockeland Springs under Atlantic Records. His single "Straight and Narrow" was his first to chart in the U.S. and is certified platinum by the RIAA. His single "Indigo", featuring Avery Anna, became his first song to reach the Billboard Hot 100.