One of the most enjoyable parts of following Calvin & Hobbes during its immensely popular stint from 1985 to 1995 was the grotesque/satirical/just-plain-fun snowmen scenes Calvin would make during the winters. And amazingly, some University of Nebraska Medical Center students have put together scenes that Calvin would be proud of.
There is also a set of reenactments of Gary Larson‘s The Far Side cartoons at this Flickr group. An example: