I've recently finished a one shot comic that functions as both a single image, as well as 20 separate moments in time, each time the characters age 5 years.
Here are the details from the poster:
The final poster:
All of this comic are included in the poster, which is available for sale at Society 6. I highly suggest purchasing the extra large poster print, however, have included smaller sized options for folks like me who can't quite pay the full price. The prints are available here: