US talk show host Oprah Winfrey has launched her own channel on the video sharing website YouTube.
Oprah Winfrey's chat show is watched by 30 million viewers
Behind-the-scenes video footage from her television show and interviews with people who have become famous through YouTube will be shown on the channel.
In a message posted on the website the 53-year-old said she was "excited" to have her own channel.
Winfrey, who has been hosting her show for 22 years, said videos sent in by viewers would also be broadcast.
Footage of previous YouTube stars will also be shown on the site.
A couple who re-enacted the final dance from Dirty Dancing at their wedding has appeared as guests on her show after the video was uploaded to YouTube.
And a dog called Tyson, who also appeared on the site skateboarding, was invited on her show as a guest along with rapper P Diddy's assistant, who was employed after applying for the job via the networking site, MySpace.
"I laughed until I was falling over with some of the already stars of YouTube," Winfrey said.
In September the website, Forbes.com, revealed that Winfrey was the highest-paid personality on TV.
She also topped the site's most powerful celebrity poll in June.
Her chat show is watched by 30 million viewers each week in the US.