You might have picked up my penchant for commissions with themes, especially when they are a series. This is influenced, in particular, by Art Nouveau artists like Alphonse Mucha, who generated 4-parters using "The Seasons" as a motif, or 12-parters using the months of the year, etc. Dave's early portfolio using the 7 Deadly Sins is another. There are lots of examples.
In response to the most-excellent offer to get customized Cerebus head-sketches on A-V paper, I requested "The Four Seasons of the Aardvark" ... and Mr. Sim knocked this one out of the park, as far as I am concerned. The running calendar in the background that links all these together is a masterfully creative touch, way above and beyond the original request.
Nicely done, Dave!




And what you see when you zip them together is even more of the composition that you see when they are individual. For instance, the turn of Cerebus' head from left to right, and the comedy of the center two images.

And, with a wee bit of editing: