I was suprised that everyone knows him when I was first introduced to his pranks but now I am not suprised because he is so good. I do wonder how long it took for him to get so popular. His accents suck though. Hahaha
It's a generic (see the Photobank endorsement on the image?) photo of someone laughing displayed at exactly the moment the punchline is delivered. I think the fact that she's Asian is entirely coincidental.