Two tickets to Chromatica's "Northern Lights--A Celebration of Choral Music from Northern European Composers." Hear beautiful music from Ola Gjeilo, Edvard Grieg, Eriks Esenvalds, and more! You choose the date: November 2 at 7 p.m. in Walnut Creek, November 3 at 3 p.m. in Orinda, or November 9 at 7 p.m. in Danville.