Now that I think of it, of all of the guys I know that do "serious" shooting (for the purposes of this thread that means round count) none of them shoot with revolvers. But those are the ranges I go to only. Conversely, there's always Jerry Miculek who shoots a S&W Model 625 like there's no tomorrow to bring us semi-auto guys back down to reality:
http://www.youtube.com/watch?v=lLk1v5bSFPw
-Cheers