The video is here. I’ll add some comments as relevant.
The first question was how the Justices decide who testifies. Someone (I’m guessing it was Breyer) quips that it is “based on merit.” The chair continues, “This is one of those rare occasions that two branches of government get together in the same room and talk.”
AMK starts talking at 6:00 and brings “greetings from the Chief Justice and our colleagues.”