Good morning, Houston. In the mood for a really, really bad promotional video? It's your lucky day: May we introduce you to "The Metro Report", a quasi-Colbert Report-style production in which a host, Elliot Roberts, "interviews people on the street" about why they love riding public transportation. Which makes us wonder: Where'd Metro find all these people? Oh, right, they're actually actors — and, according to KTRK's Wayne Dolcefino, this bit of self-promotion cost......