Though it's vows to be exchanged in May that have had her full attention in recent weeks, Susannah Jones says she'll set aside her duties as her daughter's wedding planner early Friday morning to join an expected 2 billion people watching the British royal wedding.In fact, Prince William and Kate Middleton's matrimony could become the all-time, most-watched TV show by Americans, surpassing February's Super Bowl that drew 111 million viewers.And Jones is one several Brits living in Nevada County who plans to join them."I'm super excited," Jones said. "I'll be getting up to watch it. Actually, I'm not going to …