I'm pretty sure we've had this topic before, but it was sufficiently long ago that this one isn't obnoxious.
One of my greatest pet peeves in this game is when I'm already retreating, and somebody pings to retreat, as if retreat pinging three times on top of me will make me run faster. --- "I remember one time I had like three bloodthirsters and R'd a Tryndamere for half his life. He didn't ult." - Voidgolem