Okay so lets start,

You know you fail at Kingdomhearts when kairi leaves you and goes for Riku.

You know you fail at Kingdom Hearts when you think that Sora's Firaga Burst is Eruption from pokémon.

You know you fail at Kingdom Hearts when Vexen starts doing a victory dance for winning ten billion times and you're on Easy mode

You know you fail at Kingdom Hearts when you think that Vexen will -cough- when he does the Creepy Japanese Laugh.

u fail at KH when u pick it up at the store think it's a medieval kingdom game

You fail at Kingdom Hearts when you're Proud of finishing on Easy and Critical of those who play on Standard for "not taking the challenge"... I'm looking at you, Casey.

You know you fail at Kingdom Hearts when you try to enter your friend's house with a miniature Kingdom Key.

You know you fail at kingdom hearts when you try and land on Destiny Islands in BBS

You know you fail at Kingdom Hearts when you ask "What happened to Sora?" In Birth By Sleep when you see Sora when he was 5.

You know you fail at KH when you dress as a black slim Santa for your younger siblings when it's Christmas Eve.

You know you fail at Kingdom Hears when you see a person that looks somewhat like you but with a different hair style and scream "THAT'S MY NOBODY!"

You know you fail at KH when you think that an evil person is, without a doubt, a Heartless.

You know you fail at Kingdom Hearts when you threaten a bully at school with your house key.

You know you fail at Kingdom Hearts when you look for moogles downtown and then try to pay a peculiar looking man at the banana republic for a tent made of polo shirts. And you use plastic balls to pay him.

You know you fail at KH when you think that Santa Claus is Cartman.

You know you fail at Kingdom Hearts when you feel chest pains and you think you're going to gain a new keyblade

You know you fail at kingdom hearts when you fight with cards and you're not Luxord

You know you fail at Kingdom Hearts when you start screaming "Kingdom Hearts IS LIGHT!" for everything

you know you fail at KH when you stab yourself with your keyblade.

~You know you fail at KH when you think the Keyblade is a plushie toy~

You know you fail at Kingdom Hearts when Kairi leaves you for Wakka.

You know you fail at KH when you want Demyx to do a guitar solo for real.

You know you fail at Kingdom Hearts when you constantly refer to yourself as "in quite a pickle", even when you're not.

You know you fail at kingdom hearts when you thought heartless were just pets for you play with

You know you fail at Kingdom Hearts when a blonde girl at school who draws in a sketch pad and then you confront her saying "Don't steal my memories?!" and run off.

You fail at kh if you choose "liver-pepper ice-cream" instead of "sea-salt ice- cream" in khi