According to E! News, wedding bells will soon be ringing for Mariah Carey and James Packer! Mariah is engaged to the Australian billionaire businessman after a fairy tale romance. Mariah's future hubby popped the big question in her hometown tonight, and he presented her with what can only be described as the most breathtaking engagement ring. Mariah's new diamond bling comes in at around 35 carats and that no wedding date has been set just yet. Their love affair began just under a year ago and from the moment they started dating, "they fell head over heels in love with one another, " says an insider. "It's crazy how perfect they are together, they both know it and couldn't be happier." This will be the third marriage for both.