I think you missed some of the context earlier in this thread. There is no disagreement that Watterson drew a few strips of PBS. The post you replied to asserte

I think you missed some of the context earlier in this thread. There is no disagreement that Watterson drew a few strips of PBS. The post you replied to asserted that this wasn't a swap between Watterson and Pastis. If you can explain how Watterson doing guest content creation constitutes a swap please go ahead.