Justin Bieber's manager Scooter Braun has a new star in his life after proposing to girlfriend Yael Cohen on Sunday (05Jan14). Sources tell UsMagazine.com that Braun asked Cohen to marry him at his home in Los Angeles. The 32 year old took to Twitter.com on Monday (06Jan14) with a cryptic tweet that appeared to confirm the news. He wrote, "Loving 2014. Luckiest guy in the world." Cohen is the CEO of charity organisation F**k Cancer.