Bitch was trying to punk out old dude by slamming that ass extra even trying to slam it on his stomach, while he sits with no type of leverage to brace himself. Even if you are a bigger dude who thinks he can take it because that WWE shit in that video isn't as sexual in real life.
If you really want your money's worth from a lap dance, stand up like a man, take control of the hoe, and if they allow getting those hands involved, fuck around she might get turned on and who knows where that shit will end up.