Summary:
The world's best footballers have met the world's undefeated boxer Floyd Mayweather for the first time in their careers.

Full article:
By . David Kent . Two of sport's biggest superstars took some time out of their busy schedules to hook up on Saturday as Real Madrid's Cristiano Ronaldo met American boxer Floyd Mayweather. Both Ronaldo and Mayweather are highly respected in their respective fields with the former currently holding the tag of the world's best footballer and the latter remaining unbeaten throughout his professional career. The Portuguese footballer took to Instagram to post a snap of himself with Mayweather accompanied with the message, 'Nice to hang out with the champ'. VIDEO Scroll down to watch some fantastic new footage of Floyd Mayweather on the pads . Legends collide: Cristiano Ronaldo met up with boxing champion Floyd Mayweather . European champion: Ronaldo won the Champions League with Real Madrid last season . Undefeated: Mayweather, pictured with Justin Bieber, is yet to lose a professional bout . Ronaldo is currently in the USA with his Real Madrid teammates as the La Liga giants are preparing for the new season. The Portuguese captain could be included in Real Madrid's pre-season fixtures against Inter Milan, Roma and former side Manchester United. Mayweather on the other hand will be preparing for his fight against Marcos Maidana which takes place in September at the MGM Grand Hotel in Las Vegas. Rematch: Mayweather will come against Argentina's Marcos Maidana in September .