While Agent Johnson is standing on the bridge where the twins crashed, a cop on the speaker starts calling them from the cop car Johnson and Agent Thompson were just in. He says, "One Adam Twelve, please respond." Adam-12 was a show airing on NBC from 1973-1975 about 2 L.A. police officers during the late 60's and early 70's. More info about Adam-12 can be found at http://www.tv.com/adam-12/show/975/summary.html