Your "friend" is a crook and a pretty well-known crackpot:
Frederic Seaman - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Frederic_Seaman
Cynthia Lennon, Julian Lennon, May Pang, Jack Douglas, Ken Gehringer and others who knew John said that Fred got a raw deal. It's nice to know that you're a fan of Yoko.