on Jennifer Lopez has confirmed that she and Hollywood leading man Ben Affleck are engaged. music_lopez_jennyfromtheblock.jpg home Exclusive J. Lo http://abcnews.go.com/sections/primetime/videofiles/Video/primetime_jlo_video.ram 10372071841400 abcnews_free.gif superpass.gif http://abcnews.go.com/sections/primetime/videofiles/Video/primetime_jlo_video.ram 10372071841401 PLAY lock_icon.gif lock_icon.gif lock_icon.gif big_headline