We all have friends who spoil a anime and what was worst spoiler for you?

For me personal it was death note. I was in the first season where they get you to know the main characters at the point were you start to see light's true self.
He told me then and then I was depressed for a month. :nonono:

I think mine is One Piece,when my tat baka baka baka baka baka friend xDD
TOLD ME ACE WAS DEAD =3=
And since den i didn't catch one piece~
Wait till i 4gt abt tat,or tat feeling,and start watching again xDDDDD
BIG SPOILER XDDDDDDDDDD

when my friend told me both endings to full metal alchemist...

i pretend to not hear it before i hear it, and it works
so i've never been spoiled before by someone other than myself XD