Dick Costolo Gaga Quotations

The interesting thing about the top 200 to 300 tweeters - a lot of them are musicians, actors, etc. LeBron James, etc. I think Lady Gaga is number one. But! They're not all celebrities. There's 'CNN Breaking News.' And the 'New York Times.' And other brands like Gary Vaynerchuk, who aren't really that known outside that world.