While Kevin Federline and Britney Spears have collaborated on a few tracks, the aspiring rapper has chosen to not release them yet. “I think people need to get to know me a little bit more, and that way when we do something, people will respect it that much more,” he tells MTV News. As for his marriage to the pop princess, K-Fed dismissed reports that their marriage is in trouble. “It’s like I have to look every week to see how my life is going, but it’s not true,” he said. Read more.