Oh, and as is often the case with t-shirts from webcomics, this one is based upon one of their strips.
Costiness=$17 Buy It Here

In case you’re unaware, Wondermark is a popular webcomic written by David Maliki ! (he writes his name with an exclamation point after it) that uses illustrations from 19th century books and is pretty dang funny. This particular tee was loosely inspired by this comic.
Costiness=$18 Tee link (on preorder, shipping around August 20th)