The La Jolla Symphony & Chorus is set to present “By the Hearth” on Dec. 3, 2023. The sing-along concert will continue the organization’s annual presentation of Händel’s “Messiah,” with audiences invited to join in. Arian Khaefi, La Jolla Symphony & Chorus’ Sally and Einar Gall Music Director and Chorus Conductor, will lead the event, which takes place at The {…}