OSU-Cascades hosts OSU’s premier choral ensemble, the OSU Chamber Choir, for an eclectic evening of song and poetry encompassing the elements. Tickets have all been given out.
http://www.towertheatre.org/tickets-and-events/of-the-earth-the-wind-and-fire-concert-and-readings

Tickets: https://tickets.towertheatre.org/public/loader.asp?target=hall.asp?event=592