Yea, Chavez is pretty horrible at it. With all due respect to Chavez, he is hardheaded and can sometimes seem uneducated.
worst ever by far was Ray Mancini!!! Dude could not express a thought or formulate any sort of cohesive analysis. Horrible voice, stuttering and scatter brained to the point he'd stutter and change topics halfway through an explanation. Hilarious to listen to though.
Chavez seems to have a bit of a temper. I'm reminded of this: [ame]http://www.youtube.com/watch?v=vCSu-iZLU5w[/ame] Apparently it was due to the translator's choice of words, though.