Summer is Everypony favorite season. It time to Chill,go on Vacation,or either Working around town. But the Cutie Mark Crusaders,Bottom Mush,and 2 OC have Summer School with Miss Cherilee for failing the final exam.Miss Cheerilee give them extra credit assignment to do,but it reburied for them to come to school house at night "alone".But they about to have a little fun with miss Cheerilee.