The calendar lists events for the Marietta High School Class of 2015, including: - Senior week activities in August like dressing for success and a senior breakfast. - Meetings in September to order graduation announcements, caps and gowns. - Standardized test dates like the ACT in September and SAT in October. - College application and financial aid events like the Georgia Apply to College event in November and a financial aid meeting in January. - Additional standardized test dates throughout the year. - Delivery of graduation announcements in March and cap/gown redelivery in April. - Senior activities like prom in April and honors night in May. - Baccalaureate and mandatory graduation practice in late