There are a couple of knock-off animated movies made through this Brazilian movie company, but the funniest one, IMO, is Ratatoing. It's an obvious knock-off of Ratatouille and it's absolutely hilarious (not the story but the animation and the way the animals talk). If you're interested, you should check out the Cars and Kung-Fu Panda knock-offs.
Here's the film, with annoying commentary:
Here's the film, with annoying commentary: