The foosball players come to life and talk like the toys in Cricket on the Hearth.
Is the same introduction, with primates and a skull.
A group of helicopters flies to the sound of Flight of the Valkyries
The lead characters have the same name, Amadeo, and they have both romantic personality. In this way the director is referencing his own former movie.
Mentioned as an upcoming 2015 animated film (now pulled from schedule).