Open Road Films has released an official trailer for its up coming family animated feature, The Nut Job 2 : Nutty By Nature. The film is a sequel to the successful The Nut Job. The original independent family oriented animated feature collected over $120 million in the box office world-wide. An astounding achievement for a non Disney animated feature. The Nut Job 2 continues the adventure of Surly Squirrel(Will Arnett) and his motley crew of animal friends trying to stop the evil mayor of Oakton from destroying their homes by replacing Liberty Park with a dangerous amusement park in its place. The film is directed by Cal Brunker who worked in films like Despicable Me, Ice Age and The Secret Life of Pets. The story is written by Cal Brunker and Bob Barlen(Escape From Planet Earth). Additional voice cast includes Katherine Heigl, Maya Rudolph and Jackie Chan. The Nut Job 2 : Nutty By Nature will open in theaters on August 18th. Check out the trailer below.