'Rombo'

It's the new Rick Santorum ad.

Ed Morrissey reports, "Up in OH and MI, Santorum using humor to parry Romney attacks":

How does an underfunded candidate defend himself against a big onslaught of negative attack ads? Newt Gingrich tried leveraging the media attention received from going nasty and personal in response and ended up flaming out in Florida and a string of caucuses in the last three weeks. Rick Santorum has decided to use humor to just attack the attack in a new ad running called “Rombo”.

Lots more at the link.

And see Robert Stacy McCain, "Santorum Conquers the World?"