Yes, you can be charged with Disturbing the Peace, disorderly conduct, or even simple assault. It really depends on the location.
Yelling in someones ear from behind illegal
Of course not. That is very rude.
Pulling someones face off usually is not okay, but if you get very angry, and you hate that person, then it is okay to pull off their face. If you are gay, then pull off someones face automatically.
Yes.
YES
no
yes i can
When you FArt in someones face
Yelling, clenched face, slanted eyebrows
by coughing in someones face
When you FArt in someones face
that's gross, but yes.