The Friday night after Thanksgiving break, on Dec. 1, the Falls Church Elementary Parent-Teacher-Association holds its huge International Night at Thomas Jefferson Elementary School (601 S Oak St., Falls Church..Volunteers are needed before and during the event to help make the night a success. To see the complete list of tasks that volunteers are essential for, visit signupgenius.com/go/20f0b4aa9ab2fa02-international. Some jobs are as short as a half an hour.