I didn't understand how. But the toilets had responded to me. I had become one with the plumbing...
The Lightning ThiefSigrid: Da? Why are there dwarves coming out our toilet? Tilda: Will they bring us luck?
The Hobbit: The Desolation of SmaugGeneral Rogard: You'll be Chief Inspector of Subway Toilets by the time I'm through with you!
The Iron Giant