K-Fed says he’s ‘totally happy’ for his ex-wife as pop star celebrates engagement in Las Vegas. By Jocelyn Vena Britney Spears and Jason Trawick in Las Vegas Photo: Denise Truscello/WireImage Britney Spears spent the weekend celebrating her engagement to Jason Trawick in Las Vegas with friends and family. On Friday, hours after the news of their impending marriage was confirmed, the singer took to her Facebook page to make it official, changing her relationship status to “engaged.” She also shared with her fans on Twitter just how excited she is to be tying the knot with longtime boyfriend Trawick. “Still glowing!” she wrote . “About to jump on a plane to Planet Hollywood in Vegas. Throwing a Bday Party for Jason at Chateau Night Club. So fun. Xxoo. And celebrate they did. People.com reported that the couple and her two sons checked into Planet Hollywood before making their first public appearance since the news broke. Spears rocked not only a body-hugging Herv
