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Play of the Day: Fun With PAC Acronyms

If Chris Christie is laughing his bottom off, what is Joe Biden doing?

New Jersey's Chris Christie filed papers last week to form a political action committee and the PAC's web presence -- LeadershipMattersForAmerica.Org -- has an acronym with other uses. Not to be outdone, Saturday Night Live's Weekend Update reports, Joe Biden is forming his own internet acronym-based PAC.

In other vice presidential news, Dick Cheney celebrated his birthday Friday. The Late Show's David Letterman looked at how the former veep marked the occasion, with a cameo by Halliburton and a reference to the Harry Whittington incident.