quick and andrew ross sorkin. larry summers will join fuus in minute. first, how do you test drive a driverless car? >> mike jackson, ceo -- >> you test sit. >> you sit with your hands like this waiting to grab the wheel. >> that doesn't sound very relaxing. every time you'res passing a truck, oh, this is it, this is the one. >> it has the spinning thing on the top of it. >> have you said happy birthday yet? >> no, i was going to do it at the end of the show. >> i said this, do you know how andrew rolls? i think you have kevin clash coming over to your house on the kitchen island, have elmo -- >> the boys love elmo. >> let's do it right now. a very happy birthday to henry and max sorkin this morning, they turn 2 today. >> and elmo will be a surprise. >> had a little birthday party with a twist of cookie monster.