Theres a Script, here which i've seen which allows you load an html code of your latest posts, This was meant to be for other sites not VB, But i guess you'd you paste it into your forum display, perhaps this would give you what your looking for ???
http://www.vbulletin.com/forum/showthread.php?t=158895
HowTo Display Latest Active Threads on Forumhome
http://www.vbulletin.com/forum/showthread.php?t=158887
Just an idea? Anyone else???