St. Mary’s Orthodox Church, 8 Inman St, Central Square, Cambridge, MA will be hosting a concert of Christmas Carols and hymns from the Eastern and Western Christian traditions on Sunday, December 8 at 4:00pm.  Joining St. Mary’s Parish Choir and the Boston Byzantine Choir will be the Arabic Choir of the Theotokos from St. Mary’s Pawtucket, RI and the St. Romanos the Melodist Byzantine Choir from Hellenic College/Holy Cross Seminary in Brookline, MA. The concert will conclude with a traditional Western Christmas Carol Singalong accompanied by strings from the Boston Civic Symphony.