The sing began in 1936 as a part of the college's homecoming festivities and was held in the MU Lounge. In 1951 it was opened to include sororities, moved to Gill Coliseum, and became part of Mom's Weekend in the spring.
The Choralaires were OSU's premier vocal ensemble for many years. Founded in 1950 by Robert Walls, Chair of the Music Department, the group performed throughout Oregon and internationally.