you are on the right track , its a toilet stop for the bus drivers , the locals have named it the turdis (for all you people that don't get the joke the tardis was an old police box that did time travel in the doctor who series in the uk )
Just watched listened to the salma hiyek segment from Dawn to dusk fooking luverly with the ear phones on and saw mauricio pottechina (the spurs manager) singing