Arnie and Annabelle Beeler are brother and sister and they're best friends. So when they find out their parents are separating, the two are devastatedespecially when Arnie decides he should move with Mom to the city over an hour away. But before Arnie takes the plunge, the siblings make one last attempt to keep their parents together by creating a video montage of their favorite family memories.Will their family fix-it plan work?"