Simple. Not fancy from a design perspective ( @gavin @alexrudloff I think you should create a web 3.0 logo and if you would like a custom twitter background drop me a note).
Twitterholic does the job though. According to Twitterholic ashton kutcher (aplusk) is still int he lead followed closely by Ellen DeGeneres (TheEllenShow).
I was excited to learn that HerMedia is:
Karrine McFarlane is ranked 2nd in their location on twitterholic! (by followers in ‘BC Canada’)
Now I have to figure out who is ranked first so that I can have a new twitter goal. Actually I am not that competitive outside of the twitter world 
Find out your rank at Twitterholic
[...] Twitterholic: Lists the most popular twitter tweeples [...]