Larry Merchant was still full of piss and vinegar the day after Floyd Mayweather sucker punched his way to victory against Victor Ortiz.
Among many others, Merchant said "Pretty Boy" Floyd is a "prima donna" and definitely not a crowd-pleaser -- at least last night.
As for Merchant's claim he could have kicked Mayweather's butt 50 years ago -- let's put it this way ... the day after Larry made the comment, he wised up.
Mayweather's a Prima Donna
9/18/2011 2:15 PM PDT BY TMZ STAFF
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