Teresa Heinz, the wife of Senator John Kerry, revealed on Wednesday that she is battling breast cancer after receiving "a lifesaving early diagnosis." Read on for details… Heinz wrote in a Pittsburgh Post-Gazette editorial titled "Get that Mammogram," "I was diagnosed and treated for stage one cancer (two different types) in both breasts. The cancer was detected at an early stage thanks to a mammogram and the work of a remarkable physician who insisted on investigating beyond what the mammogram could show. I have had two operations and my prognosis for a full recovery is good." Heinz, 71, urges women to make regular mammograms a priority and said that her illness has "reminded me to slow down, cherish family and friends, and deepen my sense of life as a gift to be unwrapped each day with newfound joy and hope." Read More »

Susan Sarandon and Tim Robbins, who've been together for more than 20 years, have reportedly split up. "Actress Susan Sarandon and her partner of 23 years, actor Tim Robbins have announced that they separated over the summer," their rep tells ET. Sarandon and Robbins have two sons together. Read More »

ET has the latest... ET gets to the bottom of the Jennifer Hudson pregnancy rumors. A rep for the Oscar winner tells ET: "Contrary to what has been falsely reported, Jennifer Hudson is not pregnant. Jennifer leaves in April for South Africa where she will portray Winnie Mandela in the feature film, 'Winnie'.  It is a commitment she is excited about and takes very seriously. Jennifer is currently in the studio recording her second album and this is the only delivery she is looking forward to in 2010." Read More »

Richard Heene, the man who caused a national uproar when he called in a hoax saying his young son was trapped in an experimental flying device, has been sentenced to jail.The judge handed out the maximum sentence of 90 days in jail, including 60 days work release. The prosecutor urged the judge to hand out the maximum sentence, saying Richard Heene "wasted a lot of manpower and a lot of money in wanting to get himself some publicity." Read More »

ET has the latest... With the rumors swirling that Dr. Conrad Murray, who was the late Michael Jackson's physician before his death, is filming a documentary, ET clears up the rumors. "It's not a project," Dr. Murray's rep tells ET. "A British documentary crew from a production company asked to follow him around on his first day back. Dr. Murray liked the idea and agreed to do it as long as the footage wasn't broadcast until after all the legal proceedings were complete. That could take years." The rep also tells ET that Murray will be spending his holidays with his family and treating patients. Read More »

Christina Aguilera was in a fender bender on Tuesday in Beverly Hills and we have pictures from the paparazzi-crazed scene. Read More »

Entertainment icon Cher is set to auction off her luxurious home at the Hualalai Resort, designed by the diva herself, on the exclusive Kona-Kohala Coast in Hawaii -- ET has pics of the fabulous estate! Read More »

Marie Osmond is thinking thin for the holidays! We're with the busy entertainer behind the scenes of her brand-new commercial for Nutrisystem -- and you'll never guess what her daughter calls her! "My daughter, who's 20, she called me a cougar," says Marie with a laugh. "I thought that was pretty funny. She said to me, 'Mom, looking at you now: I'm going to grow up and be a cougar!'" Marie has lost 50 pounds on Nutrisystem and has kept it off, regularly eating the weight-loss program's food to maintain her spectacular shape. Read More »