Pet Peeve's: I Can't Stand It!

"Can it please stop!?" The words that are going through your mind when witnessing your pet peeve happen right in front of your eyes. Building up your tolerance to refrain from choking the living day lights out of whatever is causing this ruckus that you find intolerable. Whether it's somethings as little as gum smacking to something as big as road rage, we all have that one thing that drives us up the wall! what is your wall driver? what is your BIGGEST pet peeve?