This short film was oscar-nominated for best animated short film 2009. I really like the simplicity of the animation style.
What do you say about the colors? Do they come in a particular order?
Here is a link to the short film.
It may be unrealistic with a female attendant in a male lavatory, but it is important for the story that she is surrounded by males all day long and I can't think of a better place for this story to take place.