What is "Stone and Stone"? They are Todd and Adam, comedians and twins who have been featured in the semi-final round of NBC’s "Last Comic Standing," in a series of national Verizon FiOS commercials and in videos on Comedy Central. They have hosted a web series on truTV, performed on AXS TV's Gotham Comedy Live, and roasted people including Dennis Rodman, Padma Lakshmi and George Takei at the New York Friars Club.