Sources tell People magazine that Kevin Federline canceled plans to party in Las Vegas during the NBA All-Star weekend in order to be in the Los Angeles area as Britney Spears dealt with the fallout of her 1-day stint in rehab and her decision to shave her head. “Kevin is concerned for Britney and his children,” a K-Fed friend said. “Of course he’s concerned about her. He loves her. He’s always loved her – even after she started divorce proceedings.” Read more.