Cameron Diaz supporting Drew Barrymore through divorceActress Drew Barrymore (L) and actress Cameron Diaz with her Female Star of the Year award during CinemaCon, the official convention of the National Association of Theatre Owners, at The Colosseum of Caesars Palace on March 30, 2011 in Las Vegas, Nevada. (Ryan Miller/Getty) Cameron Diaz is supporting her longtime friend Drew Barrymore as she divorces husband Will Kopelman, because they “rely on each other”. The “Never Been Kissed” actress confirmed reports last week that she was splitting from her art consultant spouse after almost four years of marriage. Now her best friend Cameron has insisted she’ll be there for her, like they have