Britney Spears to tie the knot with boyfriend

Los Angeles:  Singer Britney Spears is reportedly set to marry fiance Jason Trawick before the end of this year.The singer is likely to walk down the aisle within weeks of the US version of  The X Factor coming to an end. She has already started working out so that she is in her best shape on D-day.[caption id="attachment_498329" align="alignleft" width="380"] Britney Spears.[/caption]"It's very much a countdown to the nuptials right now... We're talking within weeks. She's put a treadmill in her 'X Factor' dressing room and is making sure she's jogging as often as she can," mirror.co.uk quoted a source as saying."She's taking her look incredibly seriously and has said she will dazzle with her outfits and her body on the live finals of X Factor," the source added.The singer got engaged to Trawick, her former agent, in December last year and the couple recently purchased a new $8.5 million house together.IANS