'Let's make this fight happen'- Floyd Mayweather calls out UFC star Conor McGregor to fight him

Retired boxing champion Floyd Mayweather has called out UFC champion Conor McGregor, saying it's high time they fought for the enjoyment of the fans. McGregor and Mayweather have been attacking each other on social media for months now and the retired boxer who turned 40 on Saturday has now officially called out the UFC star. 'I'm here to say today, on my birthday, they keep throwing the