Anna and the Moods

Anna and the Moods is a 2007 computer animated film by the Icelandic digital design and animation company CAOZ in Reykjavk. The plot centers on a girl named Anna Young who contracts a horrible illness that makes her incredibly moody.

Anna Young has always been the perfect daughter. One day, Annas attitude dramatically changes, leaving her parents worried. Unable to figure out what has happened to their daughter, Annas parents take her to Dr. Artmanns clinic for unruly children. At the clinic Anna is exposed to a variety of obstacles in a complex labyrinth. The only way out of the maze for Anna is to complete the tasks in the right way. Anna, however, decides to create mischief to escape. This leads Dr. Artmann to come to a shocking conclusion about Anna, the cure of which is a nasty surprise for her parents.

Source: Wikipedia