The ruined city of Pompeii is known to have a great assortment of well-preserved graffiti. This website collects a great deal of it, translated:

>http://pompeiana.org/Resources/Ancient/Graffiti%20from%20Pompeii.htm

You guys have got to read this. There are ideas for stories and characters by the truckload in here.

>Floronius, privileged soldier of the 7th legion, was here. The women did not know of his presence. Only six women came to know, too few for such a stallion.

> I have buggered men

>We two dear men, friends forever, were here. If you want to know our names, they are Gaius and Aulus.

dat broship, drunk romans

See r9k, it was pretty much the same back then!