Who will be the UFC champs by the end of 2013?

125
135
145
155
170
185
205
Heavy
Womens

Who ya got? Phone Post

135 Barao.

Not sure we'll see a change in any others. Phone Post

I have no idea who is even going to fight for them now Phone Post

Has there ever been a heavyweight that has held the title for an entire year?

Calender year or 12 months? Phone Post

kind of impossible to do right now, but what the hell:

Might Mouse(because the injury will push the Benavidez rematch into 2014)
Barao
Pettis
Henderson
GSP
Weidman
Jones
Cain
Sara McMann

Ya just for fun. By the end of 2013 Phone Post