20. Lennon's number 9 connection: Lennon was born on 9 October 1940, his son Sean was also born 9 October, 1975. He wrote the songs #9 Dream (part of Lennon's ninth solo album Walls and Bridges which was released in the ninth month of 1974 and peaked at number 9 in the US charts) and with the Beatles - One After 909 and Revolution 9. He lived in apartment number 72 on 72nd Street in New York and was killed in the evening of December 8 when it was already early morning of December 9 in his birthplace of Liverpool.