Doctors and scientists aren't really sure why they happen, but they have a few theories. One theory is that your brain misunderstands the sensation of your muscles relaxing as you drift off to sleep. It's normal for the muscles to relax, but the brain gets confused, and, for a minute, thinks you're falling. In response, the brain causes your muscles to tense up so you catch yourself before you fall down.
The former Beatle Paul McCartney has married American heiress Nancy Shevell at Marylebone register office in London. The couple waved to crowds packed behind security barries after they made the short drive from Sir Paul's north London home to the venue.
In 2005 the Entertainment magazine poll named The Beatles the most iconic entertainers of the 20th Century. In 2006, the guitar on which Paul McCartney played his first chords and impressed John Lennon, was sold at an auction for over $600,000.hat same year he was knighted by Queen Elizabeth II as Sir Paul McCartney for his services to music. In April 1998, Linda McCartney, his beloved wife of almost 30 years, mother of their four children, and his steady partner in music, died of breast cancer.