How do I get by the naugahyde door

Hint 1 of 5:

Have you been in the bar's bathroom yet?

Hint 2 of 5:

Have you READ GRAFFITI or READ WALL in the bathroom?

Hint 3 of 5:

Keep reading it until a password shows up  +2 points.

Hint 4 of 5:

KNOCK ON DOOR

Hint 5 of 5:

Type the phrase.