CNN Piers Morgan Tonight March 30, 2011
tonight, twitter queens martha stewart and alissa milano on twitter. meet two people that invented twitter. a special live tweeting edition of @pierstonight. [ applause ] ♪ good evening. and welcome to a special edition of "piers morgan tonight" with our live studio audience. with me, two rather special gentlemen who five years ago had the brilliant idea for twitter. co-founders biz stone and jack dorsey. [ applause ] >> 140 million people a day tweet, and in a short while i'm going to bring in some world-class tweeters. martha stewart, there she is, new york mayor cory booker, a...