Boxing

Nevada , United States - 23 August 2017; A detailed view of the belt that Conor McGregor and Floyd Mayweather Jr will fight for during a news conference at the MGM Grand in Las Vegas, USA, ahead of their super welterweight boxing match at T-Mobile Arena in Las Vegas on Saturday August 26. (Photo By Stephen McCarthy/Sportsfile via Getty Images)

Floyd Mayweather vs. Conor McGregor will be for the ‘money belt’

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Mayweather vs. McGregor: Preview and predictions

Nevada , United States - 22 August 2017; Paul Malignaggi is interviewed by journalist Ariel Helwani as he leaves the Grand Arrival at Toshiba Plaza in Las Vegas, USA, ahead of the boxing match between Floyd Mayweather Jr and Conor McGregor at T-Mobile Arena in Las Vegas on Saturday August 26. (Photo By Stephen McCarthy/Sportsfile via Getty Images)

Conor McGregor and Paulie Malignaggi have heated exchange during Grand Arrivals

LOS ANGELES, CA - JULY 11: (L-R) Floyd Mayweather Jr. and Conor McGregor face off during the Floyd Mayweather Jr. v Conor McGregor World Press Tour event at the Staples Center on July 11, 2017 in Los Angeles, California. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Floyd Mayweather vs. Conor McGregor Embedded episode 2 (Video)

NEW YORK, NY - JULY 13: Floyd Mayweather Jr. speaks during the Floyd Mayweather Jr. v Conor McGregor World Press Tour event at Barclays Center on July 13, 2017 in the Brooklyn borough of New York City. (Photo by Mike Lawrie/Getty Images)

Floyd Mayweather hints Conor McGregor may miss weight

WANTAGH, NY - AUGUST 19: Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City. (Photo by Kevin Mazur/Getty Images for Billboard Magazine)

Demi Lovato to sing National Anthem before Floyd Mayweather vs. Conor McGregor

LAS VEGAS, NV - AUGUST 11: UFC lightweight champion Conor McGregor changes in the locker room before the media workout at the UFC Performance Institute on August 11, 2017 in Las Vegas, Nevada. McGregor will fight Floyd Mayweather Jr. in a boxing match at T-Mobile Arena on August 26 in Las Vegas. (Photo by Brandon Magnus/Zuffa LLC/Zuffa LLC via Getty Images)

Conor McGregor believes he could KO Floyd Mayweather in 10 seconds

New York , United States - 17 March 2017; UFC Lightweight Champion Conor McGregor during an interview in The Theater in Madison Square Garden in New York, USA. (Photo By Ramsey Cardy/Sportsfile via Getty Images)

Conor McGregor expanding on boxing background ahead of Floyd Mayweather fight

NEW YORK, NY - NOVEMBER 12: UFC lightweight and featherweight champion Conor McGregor of Ireland celebrates after defeating Eddie Alvarez in their UFC lightweight championship fight during the UFC 205 event at Madison Square Garden on November 12, 2016 in New York City. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Conor McGregor will have all title belts with him for Floyd Mayweather fight

LOS ANGELES, CA - MARCH 11: Justin Bieber appears on stage with Floyd Mayweather Jr.at the Floyd Mayweather v Manny Pacquiao Press Conference on March 11, 2015 in Los Angeles, California. (Photo by Stephen Dunn/Getty Images)

Floyd Mayweather shaken by loss of Justin Bieber’s Instagram friendship

LAS VEGAS, NV - AUGUST 10: Floyd Mayweather Jr. holds a media workout at the Mayweather Boxing Club on August 10, 2017 in Las Vegas, Nevada. Mayweather will face UFC lightweight champion Conor McGregor in a boxing match at T-Mobile Arena on August 26 in Las Vegas. (Photo by Isaac Brekken/Getty Images)

5 corporate sponsors who could walk out with Floyd Mayweather

LONDON, ENGLAND - JULY 14: Dana White splits Floyd Mayweather Jr. and Conor McGregor apart during the Floyd Mayweather Jr. v Conor McGregor World Press Tour at SSE Arena on July 14, 2017 in London, England. (Photo by Matthew Lewis/Getty Images)

Mayweather vs. McGregor: 10 reasons to watch

LAS VEGAS, NV - AUGUST 11: UFC lightweight champion Conor McGregor holds a media workout at the UFC Performance Institute on August 11, 2017 in Las Vegas, Nevada. McGregor will fight Floyd Mayweather Jr. in a boxing match at T-Mobile Arena on August 26 in Las Vegas. (Photo by Ethan Miller/Getty Images)

Mayweather vs. McGregor: 5 keys to victory for Conor McGregor

LAS VEGAS, NV - AUGUST 10: Floyd Mayweather Jr. holds a media workout at the Mayweather Boxing Club on August 10, 2017 in Las Vegas, Nevada. Mayweather will face UFC lightweight champion Conor McGregor in a boxing match at T-Mobile Arena on August 26 in Las Vegas. (Photo by Isaac Brekken/Getty Images)

Mayweather vs. McGregor: 5 keys to victory for Floyd Mayweather

July 14th 2017, Wembley Arena, London, England; Mayweather versus McGregor, London World Tour; Conor McGregor speaks down to Mayweather during press conference (Photo by Shaun Brooks/Action Plus via Getty Images)

Conor McGregor won’t leave UFC after huge boxing payday

LAS VEGAS, NV - AUGUST 10: Floyd Mayweather Jr. holds a media workout at the Mayweather Boxing Club on August 10, 2017 in Las Vegas, Nevada. Mayweather will face UFC lightweight champion Conor McGregor in a boxing match at T-Mobile Arena on August 26 in Las Vegas. (Photo by Isaac Brekken/Getty Images)

Who is Floyd Mayweather?

NEW YORK, NY - NOVEMBER 12: UFC lightweight and featherweight champion Conor McGregor of Ireland celebrates after defeating Eddie Alvarez in their UFC lightweight championship fight during the UFC 205 event at Madison Square Garden on November 12, 2016 in New York City. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Who is Conor McGregor?

July 14th 2017, Wembley Arena, London, England; Mayweather versus McGregor, London World Tour; Floyd Mayweather and Conor McGregor come face to face during the press conference (Photo by Shaun Brooks/Action Plus via Getty Images)

Mayweather vs. McGregor: How much is the pay-per-view?

LONDON, ENGLAND - JULY 14: (L-R) Floyd Mayweather Jr. and Conor McGregor face off during the Floyd Mayweather Jr. v Conor McGregor World Press Tour event at SSE Arena on July 14, 2017 in London, England. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Floyd Mayweather vs. Conor McGregor: Fight card, live stream, TV info and more

TORONTO, CANADA - JULY 12: (L-R) Floyd Mayweather Jr. interacts with Conor McGregor on stage as they face off during the Floyd Mayweather Jr. v Conor McGregor World Press Tour event at Budweiser Stage on July 12, 2017 in Toronto, Ontario, Canada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Floyd Mayweather vs. Conor McGregor: Full official fight card

NEW YORK, NY - MAY 17: Terence Crawford works out during the Media Workout day prior to a fight against Felix Diaz at the Mendez Boxing Gym May 17, 2017 in New York City. (Photo by Bill Tompkins/Getty Images)

Terence ‘Bud’ Crawford vs. Julius Indongo: Live round by round results

GLASTONBURY, UNITED KINGDOM - JUNE 25: Brandon Flowers of The Killers performs a surprise concert at Glastonbury Festival Site on June 25, 2017 in Glastonbury, England.PHOTOGRAPH BY Safeconcerts / Barcroft ImagesLondon-T: 44 207 033 1031 E:hello@barcroftmedia.com -New York-T: 1 212 796 2458 E:hello@barcroftusa.com -New Delhi-T: 91 11 4053 2429 E:hello@barcroftindia.com www.barcroftimages.com (Photo credit should read Safeconcerts / Barcroft Images / Barcroft Media via Getty Images)

The Killers release music video for Floyd Mayweather vs Conor McGregor

NEW YORK, NY - FEBRUARY 27: Terence Crawford poses for a photo after defeating Henry Lundy to retain the WBO World Championship at Madison Square Garden on February 27, 2016 in New York City. (Photo by Mike Stobe/Getty Images)

Terence Crawford vs. Julius Indongo live stream: TV and online fight info

NEW YORK, NY - FEBRUARY 27: Terence Crawford poses for a photo after defeating Henry Lundy to retain the WBO World Championship at Madison Square Garden on February 27, 2016 in New York City. (Photo by Mike Stobe/Getty Images)

Terence Crawford a lock to unify the super lightweight title

LAS VEGAS, NV - AUGUST 20: (L-R) Nate Diaz and Conor McGregor of Ireland embrace after finishing five rounds in their welterweight bout during the UFC 202 event at T-Mobile Arena on August 20, 2016 in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

Nate Diaz defends Conor McGregor

LONDON, ENGLAND - JULY 14: Floyd Mayweather Jr. and Conor McGregor come face to face during the Floyd Mayweather Jr. v Conor McGregor World Press Tour at SSE Arena on July 14, 2017 in London, England. (Photo by Matthew Lewis/Getty Images)

A-list celebrities coming out for Floyd Mayweather-Conor McGregor fight