Boxing Champions: When They Were Kids

The self proclaimed "TBE," Floyd Mayweather retired 49-0 and won 12 world titles in five different divisions.

Manny Pacquiao is an eight-division world champion and the BWAA "Fighter of the Decade" for the 2000's.

Evander "The Real Deal" Holyfield held the undisputed world championships as a Cruiserweight and Heavweight.

Known as the GOAT, Muhammad Ali is considered one of the best fighters in the history of boxing.

Vinny Paz (right) is a 5 time world champion. His biopic titled "Bleed for This" is set for release in 2016.

Amir Khan is an Olympic silver medalist and former Light Welterweight champion. He faces Canelo on 5-7-16.

Known as "The Problem," Adrien Broner is 31-2, 23 KOs and has won titles in four weight divisions.

Danny "Swift" Garcia (32-0, 18 KOs) is the WBC Welterweight champ & former WBA/WBC Light Welterweight champ.