Which boxing big mouth had the most humbling experience?

[JaYDeuce11]

Broner dudes hiding from fans, media, etc.

Khan is still a delusional **** Hope Mayweather puts him to sleep. or whoever he fights. but khan would still think hes one of the "elite best" due to his "twitter following" lmfao what a fn chode!!

[edgarg]

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I would chose the Muhammed Ali loss to Joe Frazier.