The singer belted the national anthem before undefeated American battered the Irish UFC star before securing a 10th round stoppage.
And odds were even being offered on seeing the brunette bombshell’s boobs popping out while she sang inside the T-Mobile Arena in Las Vegas.
According to TMZ one betting platform is offered +350 on seeing her cleavage and -500 not to.
Enrichas Online earlier reported how the odds of Conor McGregor knocking out “Money” in the earlier rounds of the fight were slashed.
And it was also revealed what odds are on offer if “The Notorious” ditches boxing rules and kicks “Money” during the fight.
A Las Vegas brothel with a “forced-orgasm chair” is also targeting British fight fans after the fight and says UK men are the girls’ favourite clients.
The Madam of the House added was offering one-off deals including the £78,000 VIP package to sleep with all of its girls over the weekend.
Mayweather began slowly but quickly figured out his oppenent.
After McGregor tired severely as the fight wore on Mayweather’s accurate and fast punches proved too much for McGregor.