Animal pals Alex, Marty, Melman, and Gloria are still trying to make it back to New York's Central Park Zoo. They are forced to take a detour to Europe to find the penguins and chimps who broke the bank at a Monte Carlo casino. When French animal-control officer Capitaine Chantel DuBois picks up their scent, Alex and company are forced to hide out in a traveling circus.
Ten years after she was separated from her family, an eighteen-year-old orphan with vague memories of the past sets out to Paris in hopes of reuniting with her grandmother. She is accompanied by two con men, who intend to pass her off as the Grand Duchess Anastasia to the Dowager Empress for a reward.
A scheming raccoon fools a mismatched family of forest creatures into helping him repay a debt of food, by invading the new suburban sprawl that popped up while they were hibernating – and learns a lesson about family himself.
