The sweet sound of wedding bells is going to be ringing for music mogul and 'American Idol' meanie Simon Cowell, as he and girlfriend Mezhgan Hussainy are engaged. The word comes straight from the mouth of Hussainy, who told RadarOnline.com's David Perel about the engagement exclusively. The 36-year-old Hussainy and Cowell, 50, have dodged engagement rumors for weeks. Congrats, you crazy kids! Exclusive details after the jump!