However, Mayweather doesn't seem bothered.
The duo met for the first time yesterday at the Staples Center in Las Vegas with both involved in heated exchanges.
For a second consecutive day on Wednesday, McGregor told Mayweather to "dance for me, boy" during a press event to promote the August 26 fight.
The next stop for the circus is NY on today before the pair take to London's Wembley Arena on Friday, with McGregor pretty much guaranteed to put on a show for the crowd much closer to home. It's also in 2016 when McGregor called Nick Diaz "cholo gangster from the hood".
"You're 40 f***ing years of age". "You sing it for me, you dance for me!". I played it calm, cool, didn't say nothing, let him do his talking.
"I'm the (one) that can't read?".
Jul 12, 2017; Toronto, Ontario, Canada; Floyd Mayweather taunts Conor McGregor as he speaks during a world tour press conference to promote the upcoming Mayweather vs McGregor boxing fight at Budweiser Stage.
Throughout the Irishman's stand-off with the UFC over media obligations past year, which saw "The Notorious" pulled from the UFC 200 fight card, it became clear that McGregor is not afraid of clashing with higher-ups.
GST: Gifts by employer up to Rs 50000 exempt
He said interference by officials will be limited, since the GST process is being done through an online process. With GST coming into effect, that charge has been raised to 18 per cent.
The promotional tour opened in Los Angeles and also will hit New York City and London.
Admitting that he's not as fast as he used to be, and that training to get in shape for fights has become grueling for him, Mayweather further stated that this will be his last fight.
"My jiu-jitsu coach Fabio (Prado) always says, 'Enjoy life, '" Calvillo said.
McGregor, who will be 29 when the fight arrives, said he plans to return to the UFC after his first-ever professional boxing match.
McGregor told viewers: "his little legs, little core, little head, I'm going to knock him out inside four rounds, mark my words".
Things got interesting when Mayweather got hold of an Irish flag.
Courtesy of a knockout of Eddie Alvarez in the main event of UFC 205 at "The World's Most Famous Arena", the 5-foot-9, 155-pound McGregor added the UFC lightweight championship to his resume, going along with the featherweight title he won in December of 2015.