Kevin Earl Federline, (born March 21, 1978), also known as K-Fed, is an American dancer, actor, and DJ. He is known for his two-year marriage to American singer Britney Spears and the public child custody battle that followed their divorce. In 2006, Federline released a debut album, Playing with Fire, which was panned by critics as one of the worst albums ever released. He has since made a number of television and film appearances, and also worked as a DJ.