Watch: Kamala Harris' viral expression when Tim Walz cracks couch joke on JD Vance

As team Kamala and Tim attended their first rally in Philadelphia, Kamala Harris' reaction to Tim Walz ripping into JD Vance went viral. In a now viral clip, Kamala can be seen looking at Tim in admiration and clapping as Tim said he can't wait to debate JD Vance, Trump's running mate -- provided JD is willing to "get off the couch and show up".