Well, they're the animators we all grew up with. Creators of such classics as Red Hot Riding Hood, Droopy, Daffy Duck, Bugs Bunny, and many, many others.
Here's Wikipedeia's Blair page:
And here's some background on Tex Avery:
I tend to prefer Avery's brand of animation a bit more than Blair's. He took more chances and wasn't afraid to "go there" for the gag. Plus with a middle name like "Bean" how can you not be funny?