A couple of days back I stumbled across a cute short on Motionagrapher, made for the Canadian version of girl scouts.
Here's a link to that clip: http://www.youtube.com/watch?v=5vmWBthwiZU
BUT they also have a bunch of promotion pieces, done by artist filmmakers, some animated. Once the page loads, if you move your mouse over the bottom, a bunch of them should appear. It tends to hide if you don't hover.