@todayshow: Jeff Kinney, the mastermind behind the beloved “Diary of a Wimpy Kid’ series, gets a congratulatory message from an author he admires, Judy Blume! We also caught up with him about the inspiration behind his newest book, “Fight or Flight,” about bullying. “I didn’t want to make light of it but I wanted to have fun with it and do it in an outsized way,” he says.