Jon Stewart and Bill O'Reilly clashed over the non-issue that simply won't go away - Common's recent invite to the White House - Monday on Fox News.
Having already crushed Fox News over its treatment of the subject last week, the Comedy Central host more than held his own on Bill's home court.
When O'Reilly accused Common of defending cop killers, Stewart broadened the argument to discuss Fox's "selective outrage" against the rapper.
If the network's outrage is over an artist who writes sympathetically about convicted criminals visiting the White House, why didn't Fox attack Bono? Bob Dylan?
Noting that Bono wrote a song about Leonard Peltier, convicted of killing FBI agents, Stewart hilariously delivered a "Boo-yah!" that left Bill dazed.
Stewart's humor, however brilliantly timed, was only present briefly in what became a heated and thought-provoking exchange on the subject.
Watch the second half of their exchange below ...