4:14. You get a hint of it at first with the super serious stare right after the river bet, but 4:14 is where Negreanu makes his decision cause of Veldhuis feigning a smile under discomfort. I've used this tell several times and you can't get it to happen unless you are chatting with the person. You kind of have to catch them off guard to get a genuine reaction. Thoughts?
https://www.youtube.com/watch?v=JvxTqvNig2c
