Members of the vocal ensemble Chanticleer send holiday tidings and welcome Symphony Center patrons to the group’s concerts Dec. 6-7 at the Fourth Presbyterian Church on Chicago’s Magnificent Mile. In this video greeting, Chanticleer reminds listeners that the group’s annual Chicago concerts, under the auspices of Symphony Center Presents, will feature sacred works and festive carols, including “It Came Upon a Midnight Clear” and “O Come All Ye Faithful.”