Elton John forced to cancel three Las Vegas shows

Elton John spent a day at Cedars-Sinai Hospital in Los Angeles undergoing treatment for a "serious respiratory infection" that forced him to cancel several Las Vegas performances. More

Elton John just took another verbal swing at Madonna on "Good Morning America." More

"At this stage it's a guessing game, because when we look at our litle son, we can see elements or Elton and we can see elements of me." More

Barbara Walters sits down with Elton John and David Furnish on Friday night's (April 22) episode of "20/20," where they talk about their son Zachary Jackson Levon Furnish-John, including revealing which one of them is the biological father and that Lady Gaga is the baby's godmother. More