Conor McGregor laid into Floyd Mayweather during their second day of press in Toronto on Wednesday (July 12). The Irishman started out by taking jabs at what Floyd wore, saying he looked "like a 12-year-old break dancer."

McGregor then took things one step further by asking Floyd, "What are you doing with a school bag on stage? You can't even f***ing read."

Check out the full clip above.

Source: YouTube