The Oatmeal is a different sort of web comic. Different good; different hilarious in fact. There is no story arc, or recurring characters. Instead, each comic stands alone, like an info-graphic. Providing us a window into startling corners of the mind of its creator - Matthew Inman.
The main comic page is made up of panels, square like the tiles of Windows Mobile 7. And they bear some of the most startlingly captivating blurbs. Consider the following:
How you can not click on invitations like that?
The comics deal with topics that are typically geeky but accessible, covering topics from web-design, pets, language and lots of opinion.
There aren't that many comics, so a solid session should get you all caught up. And if you like stumbling like I do, there are probably a fair share of comics you'd have already come across before. But they still manage to be both interesting and funny. And Tumbler agrees as well - when they adopted the TumblBeasts to stand in for all of their 503 errors.
In addition to the web comics, the site has a blog as well. It is funny enough to stand on its own.
Finally as a parting gift, check out Matt's take on the state of the web in 2010.