Conor McGregor only likes to share a whiskey with friends, family, and fans. So that means he'd be loath to enjoy a drink with his two nemeses Khabib Nurmagomedov and Floyd Mayweather. McGregor has suffered back-to-back defeats since being beaten by Mayweather in a boxing rules bout in 2017, and Nurmagomedov at UFC 229 in October. But McGregor's whiskey brand Proper No.