The Clark College Concert Choir and the Portland Community College Chamber Choir present a collaborative concert at 7:30 p.m. Dec. 6 at First United Methodist Church, 401 E. 33rd St., Vancouver. Admission is free and donations are welcome. Each choir will present its repertoire and then combine for a performance of “Uns ist ein Kind geboren”, BWV 142. They will also combine to sing Shawn Kirchner’s “Brightest and Best.” For complete information about all the Clark College Music Department concerts, see clark.edu/campus-life/arts-events/music/music-concerts.