Ellen DeGeneres is taking her selfies to a new level, announcing on her show the launch of ellentube, a site and iOS app that pull together video related to The Ellen DeGeneres Show and from fans. Ellentube will be the first product of a joint venture between DeGeneres and Warner Bros TV Group called Ellen Digital Ventures. DeGeneres, long a social-media powerhouse, broke Twitter records when she hosted the Oscars in March.