The first round of the NBA playoffs seems too easy for LeBron James. He's never lost a first-round series. His teams are 39-7 in first-round games. And when Cleveland visits Boston in Game 4 of their Eastern Conference matchup on Sunday, James and the Cavaliers will be taking the court with a 3-0 lead. If that wasn't enough, consider what James did Saturday in a video posted by his longtime personal trainer Mike Mancias — a clip that was all over the web within minutes.