Like the stuff that you've seen from Aardman? Well, I found out that you can see a bunch of their stuff on AtomFilms. There's a collection there called the Best of Aardman and features a lot of the stuff they've made. I think there are around 45 right now (The number may change if more are added or some are taken away from some reason.). Here's the description of it given on the site:
From the Oscar-winning creators of Wallace & Gromit, Creature Comforts and the Angry Kid series, here's a library of top shelf Aardman classics.So, if you want to sit back and watch some good animation, go check it out.
AtomFilms: The Best of Aardman