Newlywed Britney Spears "is on a mission" to start a new family as soon as possible with husband Sam Asghari and has reportedly vowed that she would like three more children.The 40 year old married former personal trainer Sam, 28, in a star-studding wedding ceremony at her house in Los Angeles on 9 June, a month after she tragically suffered a miscarriage. Britney informed guests at her nuptials that she won't give up hope on expanding her brood after the “devastating" loss and said that she was "overwhelmed with emotion" about finally being free to marry and have children with her partner of six years. The popstar shares two sons Sean Preston, 16, and Jayden James, 15, with ex husband Kevin Federline.