Since 2010, past St Marians choristers from different generations have been uniting together for various celebrations of the Alma Mater, including the 110th SMCC Anniversary Concert in 2010, 115th SMCC Anniversary Concert in 2015, Homecoming Day organised by Past Student Association and the recent SMCC School Open Day. In 2018, the Choir was also invited to perform in the WYKOBC 10th Anniversary Concert.Following the School Motto “Cor Unum et Via Una”, SMCC Alumnae Choir aims at bringing together St Marians from different generations and backgrounds through the passion for choral music.