(Some people commenting about the video online have chided the kid for not recognizing Stewart, but two things are clear -- first, he's having a hard time with the two-way transmission, and second, if you listen carefully, the boy actually says "Hello, Jon" before the he introduces himself.)
Plus, there's a really nice, unexpected bonus at the end.
P.S. At one point says something in Hebrew. It means, "Please, be quiet."