Britney Spears has confessed that her breakup with singer Justin Timberlake was the most painful experience of her life so far. According to Digitalspy, Britney said, "The most painful thing I have ever experienced was that break-up. "We were together so long and I had this vision. You think you're going to spend the rest of your life together." Speaking about her current husband Kevin Federline she said: "He's the sexiest man alive. No one knows the half of what he can do. He's brilliant." The star has come under attack recently for 'letting herself go' during her pregnancy, but has hit back at criticism, saying that the has a weakness for junk food and is starting to feel the pressure of maintaining her image. | 
