So, at least two people on my f-list already now, but doctor-who-6446.html">David Tennant is stepping down from Doctor Who in 2010. 

/>I remember being incredibly wary when 9 regenerated into 10.  I was like, seriously, this guy?  But he totally won me over at Christmas and now who knows who will take control of the Tardis.  Of course, there's all kinds of speculation.  Over on new_who there are actually two petitions going.  One for Russell Brand and one for Eddie Izzard.  Well, the Doctor has always been a bit strange...