"The Billboard Liberation Front today announced a major new advertising improvement campaign executed on behalf of clients AT&T and the National Security Agency. Focusing on billboards in the San Francisco area, this improvement action is designed to promote and celebrate the innovative collaboration of these two global communications giants." [Via Threat Level.]
posted on Feb 28, 2008 - View this thread

1. Photograph billboard.
2. Replace head with bloody stump.
3. Affix stump to original billboard.
4. Repeat as necessary.
posted on Jan 11, 2008 - View this thread

Artist Dan Bergeron likes to muck around with billboard adverts. His recent doctoring of a billboard featuring Bush in Toronto has earned him some press in the Globe and Mail.
posted on Aug 11, 2006 - View this thread

Post No Bills. At the intersection of life and advertising one may unexpectedly find art, or at least humor. Henry Ho shines a light on it. (42 pages. Or view all thumbnails together)
posted on Jul 29, 2005 - View this thread

Billboards by Ron English.
posted on Jun 12, 2005 - View this thread