J.K. Rowling to write First Novel for Grown ups

Christian Bale and Natalie Portman Last year's large Academy Award those who win - Christian Bale, Melissa Leo, Colin Firth and Natalie Portman - will require happens again on Sunday, but this time around as presenters, the academy introduced Thursday.Chris Rock to provide at OscarsBale and Leo both received Academy awards for his or her supporting roles within the Fighter, while Portman (Black Swan) and Firth (The King's Speech) required home Oscars for his or her lead performances.Hugo, The Artist lead Oscar nominationsThe foursome joins a remarkable listing of formerly introduced presenters, including Halle Berry, Bradley Cooper, Tom Cruise, Cameron Diaz, Chris Rock - as well as The Muppets, Kermit and Miss Piggy.The 84th Oscars, located by Billy Very, airs Sunday, February. 26 at 8:30 p.m. ET/ 5:30 p.m. PT on ABC.