Phys bones interactions:
You can be SLAPPED in the FACE and ASS (plays a slap sound and leaves a mark);
Ass slaps have strong and weak effects so be sure to hit hard.
You can high-five your friends (plays a slap sound when you hit someone's hand);
You can toggle all slaps OFF in the Body Adjustments menu;
You can pierce people with your spear and it makes a sound;
People and yourself can punch your shield and it makes a sound.
Your eyes close when someone touches then.
If anyone grabs your ears you'll make an angry face.
Note: For all of these to work you and the person you are interacting with need to have interactions turned on