February 15, 2013 9:10 am Oprah Winfrey Chats About Beyonce's New Documentary Oprah Winfrey makes a surprise appearance at the “Beyonce: Life is But A Dream” premiere in New York City where she chats about the star’s revealing documentary. Local 1:36 O.J. Simpson's cause of death revealed 2:36 Super dad makes Mario-themed obstacle course for son's birthday 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business' 0:59 Paramedic involved in Elijah McClain's death sentenced to 4 years of probation