BBC News | MUSIC | Sir Paul stops Hey Jude lyrics auction

He says it went missing from his home sometime about 1969; he did have break-ins at the time. Meanwhile, Christie's has a great suggestion:

He also suggested that if it had such great personal value then Sir Paul should bid for it himself at auction in case he later loses the right to keep it.

Terrific! Then, we'll steal his car and make him pay to get that back too!