The Fall Out Boy bassist finally proposed to long-term girlfriend, Ashlee Simpson. News of the engagement first broke on the site friendsorenemies.com, where the couple wrote: "We know there has been a lot of speculation recently about Pete and I and we wanted our fans to be the first to know, because you guys are the best. Yes, we are thrilled to share that we are happily engaged. Thank you for all of your support and well wishes - it means the world to us. We consider this to be a very private matter, but we wanted you to hear it straight from us." - Ashlee and Pete.