My brother's family is driving from Atlanta to Texas for Christmas and the entertainment center in their Ford Expedition is not working. His sons have created an aftermarket system to play their X-boxes.
Verizon Wireless + NFL iPhone App + Digital Video Camera + Microphone + Bass Amp (not pictured) = Monday Night Football without cable TV! The iPhone NFL app prohibits direct output from the iPhone to the TV, but we've overcome higher obstacles than that to get to Live MNF.
This is what happens when Marines get sent to the backwoods of Japan with no cable just in time for the Superbowl. That's an AFN dish on the roof of the barracks being aimed and supported with a 20-lb curl bar, 550 cord, and copious quantities of duct tape. FORTUNATELY for all the football fans in my unit, I came prepared with the necessary multittools, compass, duct tape, and 550 cord to make that thing actually get decent reception.