He laughed while staffers around him prepped for the January 5, 2016, interview at an Iowa fire station during the Democratic primary season.
According to the footage posted online, Matthews references the Bill Cosby scandals while joking with his staff before Clinton's arrival.
Eagles QB Foles ready to prove doubters wrong
And it's not necessarily that Atlanta blew the Rams out of the water, but they did dominate them in all three phases of the game. Let's not count out the Pittsburgh defense, however, as it has surrendered just 312 yards per game in Heinz Field this season .
Matthews responded to the newly discovered clip, telling NY magazine on Friday that it "was a bad comment I made in poor taste during the height of the Bill Cosby headlines", adding, "I realize that's no excuse".
A spokesperson for Clinton did not immediately respond to a request for comment, but aides to the former Democratic presidential candidate expressed revulsion and bewilderment over the footage.
"This was a bad comment I made in poor taste during the height of the Bill Cosby headlines", Matthews said. Also watch the interview. "Quit. Now", tweeted Tim Hogan, a former Clinton campaign spokesperson.
He apologized in 2008 after he said that Clinton became a USA senator and a leading presidential candidate only because "her husband messed around". Matthews was reprimanded, an MSNBC spokesman said at the time.
DOCUMENT: Paul Manafort Sues Mueller, Rosenstein & DOJ
Manafort's lawyers couldn't plausibly argue that the executive branch had no authority to create the special counsel. Manafort with the very conduct he voluntarily disclosed to DOJ nearly three years prior to the appointment of Mr.
Matthews has hosted "Hardball" since 1997. "We keep forgetting it". He has a long history of making disparaging comments about Clinton. "My God is that good".
In 1999, a female assistant producer received a monetary payment after accusing Matthews of "inappropriate comments and jokes about her in front of others".
The release of the footage comes as the nation reckons with sexual assault and harassment, with near-daily revelations about men falling from positions of power in entertainment, business, the media and politics.
Two Palestinian teenagers killed by Israeli troops
Two Palestinian teenagers were shot and killed by Israeli soldiers on Thursday as violence continues in the occupied territories. Ankara has strongly condemned the Israeli announcement about the construction of more than 1,100 homes in West Bank settlements.