A sixth-grader’s dreams of greatness collide with the stark realities of middle school in the preteen comedy “Diary of a Wimpy Kid,” graduating onto DVD this week.

A sixth-grader’s dreams of greatness collide with the stark realities of middle school in the preteen comedy “Diary of a Wimpy Kid,” graduating onto DVD this week.

A sixth-grader's dreams of greatness collide with the stark realities of middle school in the preteen comedy "Diary of a Wimpy Kid," graduating onto DVD this week.

The day before her debut novel was due to be launched, author Wendy Holden received the shattering news that her father had suffered a stroke.