The Darien High School music department held its free “Holiday Spectrum Concert,” including all high school instrumental and choral groups playing a program of holiday music.

The concert band, pop strings, concert choir, orchestra, jazz ensemble and combined choirs rehearsed for the show at Darien High School Monday night for the show Wednesday in the high school’s auditorium.

A Holiday Silent Auction, sponsored by the DHS Community Council to benefit Darien’s Department of Social Services was also held.