On Sunday's Meet the Press on NBC, after host David Gregory played a clip of former New York City Mayor Rudolph Giuliani criticizing Vice President Joe Biden's recent gaffes, and the media's double standard in giving so little attention such moments, correspondent Chuck Todd dismissed Giuliani's criticisms as part of a "personal vendetta" because Biden had lambasted Giuliani during the 2008 presidential campaign.

After the clip of the former New York City mayor, host Gregory posed:

(Video can be found here.)

Chuck Todd, the Biden effect -- we talked about the Ryan effect -- the Biden effect. I mean, you heard Republicans this week saying he's a joke, that he should be dumped from the ticket. Is he doing more harm than good to the President?

Todd responded:

I, you know, I don't think so. We ought to remember. Rudy and Biden have a little bit of a history because it was Biden that came up with that hit four years ago: All you hear from Giuliani is a noun, verb and 9/11. And it really, sort of, had a weird impact on Giuliani, it got the  comedians on him. I think there's a little bit of a personal vendetta between the two.