Check out that crust bubble.
Custom made to YOUR order.
Three exclamation points (and a missing apostrophe)
Another pizza neighborhood. Cute!
Sex is like a box of pizza: hot, messy, and over way too fast View "Your Love Life, As Told Through Pizza" and more funny posts on CollegeHumor
I think I love these people.
Great collection of pizza chef caricatures via Flickr.
Not really vintage/old school pizza box designs, but the Fineprint Chicago's creepy chef made me laugh.