This Thursday's rehearsal will be the dress rehearsal for the Temple Square Chorale and the Orchestra on Temple Square concert coming up on March 17th and 18th. Part of the combined dress rehearsal will feature the Orchestra at Temple Square, and another part will feature the Temple Square Chorale accompanied by the Orchestra at Temple Square. The Temple Square Chorale serves as a training ensemble for new members of the Mormon Tabernacle Choir. It is comprised of members who were new to the Choir the previous year plus other current Choir members to provide a complement of roughly 110 singers.