Britney Spears' husband Kevin Federline decided that he wanted to become a father after the September 11th terrorist attacks.

Shar Jackson, a long-term girlfriend of Federline, revealed that their two-year-old daughter, Kori, was conceived after the attacks gave them a new appreciation for life.

"Kevin and I were very much in love, and we decided we wanted to have a kid after 9/11," Jackson is quoted by Breakingnews.ie as saying. "That freaked us out and made us think about what was important in life."