Oh, that's a game reference there

[ReSpawn]

Paint or draw one of those action indicators from Heavy Rain with a downward arrow next to the toilet handle.

Spoiler

Or the bottom left one here:

Spoiler

...on the toilet seat.

 

[cricket chirps]

Your princess is in another stall.

Wow, I actually like that one.

THIS ONE. not that many people would get it unless they talk about games one a regular bases. its perfect

 

[cricket chirps]

Shit. Shit never changes.

On the back wall with an arow pointing towards the bowl - It's dangerous to go alone, take this.

i second the second answer. i also just realized that all this thread has done is made a LOT more bathroom graffity in the world. niiiice.

 

[drbarno]

"Show me your moves" on the toilet seat.

 

[Rock Beefchest]

Draw a picture of the Codec from MGS with Otocon yelling snake Snake SNAAAAKKKKEEEE.

 

[RowdyRodimus]

"What is a man? A miserable little pile of secrets! And poop..."

 

[Torrasque]

"Show me your moves" on the toilet seat.

lol win.
Have that on one half of the toilet seat, and "YES!" on the other half?

 

[Snowpact]

Pee-roy Jeeeeeeenkiiiiins?

"Damnit, Peeroy!"
"At least I got chicken"




Also; "Got Diarrhea?"

And: "Hey! Listen!" on the wall with four yellow pointing triangles drawn on the toiletseat.

 

[Enigmers]

"Deckard Cain is being held captive in the next stall"

"Hello, my friend! Stay while, and listen!"
"You have quite a treasure there in that Hordaric Cube!"

One to write near a urinal:
"The staff of Kings! You astound me, my friend!"

 

[Snowpact]

A Wild Urinal Appeared!

You choose The President!

The President uses Golden Shower!

It's super-effective!

------------------------

Also: "Press Flush not to die!"

 

[LogicNProportion]

The Konami Code is the only way to do this, man...

 

[JohnDoey]

Maybe Press middle stick to dodge plunger or The great mighty poo was here.

 

[Mistermixmaster]

"War never changes."

Wait, that's not what I heard! "War has changed", according to Solid Snake! (proof at 1:20-1:30)
<youtube=R-twkJyeBEU>

So which is it?

OT: I'd probably go with the "I'm Commander Shepard, and this is my favourite stall in the bathroom" as Thespian [http://www.escapistmagazine.com/forums/read/9.239430-Oh-thats-a-game-reference-there#8615826] said XD

 

[Infernai]

"This Restrooms gettin' Crazy! LETS ROCK!"

 

[The Austin]

hey cousin? want to go bowling?

HA!

"HEY COUSIN! Want to flush?"

 

[Fishtie]

... but you still feel hungry.

 

[Nedoras]

Flush somethin' will ya? ^_^

 

[Crispee]

Simples, the entire lyrics to the song that the Great Mighty Poo sings, even on the floor if you run out of room.