For Mary-Kate and Ashley, everything is about to change over their GRADUATION SUMMER ... This first in a trilogy begins with the girls' journey through their high school commencement, celebrating all the excitement of caps and gowns, hopes and dreams, and everything in between. It's the end of senior year. Soon Mary-Kate and Ashley will be leaving their high school lives behind and going to college. That's why these last few weeks of school are all about fun Planning for the prom, hanging out with friends, graduation ... Mary-Kate and Ashley want to savor every moment because after they receive their diplomas, their lives will never be the same