Oprah Winfrey (L) talks to Bobbi Kristina Brown, daughter of late singer Whitney Houston, during a taping of an interview in Atlanta, Georgia, which will be telecast on March 11. REUTERS/Copyright 2012 Harpo, Inc./Handout
Actors Felicity Huffman and husband William H. Macy pose for photographers as the Hollywood Chamber of Commerce honours them both with a star on Hollywood Walk of Fame in Los Angeles, California. REUTERS/Gus Ruelas
Singer Katy Perry (L) and French actress Elisa Sednaoui attend the Fall/Winter 2012-2013 show by German designer Karl Lagerfeld for French fashion house Chanel during Paris fashion week. REUTERS/Stephane Mahe
British actress Helen Mirren attends a news conference during the premiere of the film 'The Door' in Budapest, Hungary. REUTERS/Laszlo Balogh
Britain's Queen Elizabeth (R) and Catherine, Duchess of Cambridge (2nd R) watch a fashion show at De Montfort University during a visit to Leicester, central England. REUTERS/Oli Scarff/Pool
Former California Governor and R20 Founding Chair Arnold Schwarzenegger addresses the media during his visit on the opening day of the 82nd Geneva Auto Show in Switzerland. REUTERS/Denis Balibouse
Stevie Wonder performs during the three-day Java Jazz Festival in Jakarta, Indonesia. REUTERS/Supri
Actress Elisabeth Shue (R) poses for a photo with Roger Federer of Switzerland after meeting him as he leaves a practice court while preparing for the Indian Wells ATP tennis tournament in Indian Wells, California. REUTERS/Danny Moloshok
Pink Floyd co-founder Roger Waters performs during his 'The Wall' tour at Monumental stadium in Buenos Aires, Argentina. REUTERS/Marcos Brindicci
US actress Cameron Diaz attends a promotional event for watchmaker Tag Heuer at Baselworld fair in Basel, Switzerland. REUTERS/Christian Hartmann
