 Later on November 20, Winfrey officially announced that "The Oprah Winfrey Show" would conclude in 2011, after its 25th and final season.With the end of her talk show, Winfrey's commitments with Discovery were revised; a commitment for Winfrey to host a talk show on OWN and appear in at least 35 hours of programming per-year, was replaced with a commitment to appear in at least 70 hours of programming per-year, including "Oprah's Next Chapter"—a primetime interview series hosted by Winfrey.The official launch of OWN was set for January 1, 2011, so that it would occur while Oprah's talk show was still on the air.