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.
Pictured from left to right are B.W. Johnson, J. Fred Yates, Helen Holgate (accompanist), H.L. Holgate, and John Fulton. B.W. Johnson was a local orchardist. H.L. Holgate was a lawyer who worked as the district counsel for the Department of the Interior. Helen Holgate graduated from OAC in 1895 with a BS in domestic science and arts; she later worked in the college's Clerical Exchange. J. Fred Yates served a term as mayor of Corvallis and was also a City Attorney, Municipal Judge and member of the OSC Board of Regents. John Fulton was chair of the Chemistry department from 1907 to 1940.