In all seriousness, I hope you understand what I just said.
Usually, the person being epiced will laugh and say "stop". The effect is much like tickling.
PERSON #2: Oh shit.
Person #1: SNNNSNFSNNSNSNSNSNSNNS
Person #2: Hahahaha stop.
Person #1: *circling around them doing the wingspan wave thing*
Person #2: God damn. Stop epicing me.