If you were born on Thursday, April 08, 1943 then In Da Club by 50 Cent was the number one on your 60th birthday, and went to number one on March 02, 2003. Check the price of In Da Club by 50 Cent on Amazon.com
The biggest selling book of 2003 (the year you turned 60) was Harry Potter and the Order of the Phoenix by J.K. Rowling.