Conor McGregor uncorked a shot to the head of an elderly man in an Irish bar in a dispute over whiskey -- Conor's whiskey -- and TMZ Sports got this video showing the violence.

Conor McGregor hosts pool party!

Watch Conor McGregor in the Octagon as he receives his two belts after defeating Eddie Alvarez to become the UFC's first simulatenous champion in two divisions.

Cristiano Ronaldo’s trainer shares his secrets to helping Ronaldo reach peak fitness levels.

Emotions boil over and things get physical when Conor McGregor goes off on bantamweight champion T.J. Dillashaw to Urijah Faber by calling him a snake in the grass.

That's Dana White stomping all over Jake Paul's dream of fighting Conor McGregor -- telling TMZ Sports there's a "zero percent" chance that fight ever happens.

CONAN Highlight: Conor thinks he might break out his Meia Lua kick on Nate Diaz and "ping it across his head," but not before he nearly does it to Conan.

Michael Jordan jokes about having to see his crying meme again after his tearful speech today. A Celebration of Life for Kobe and Gianna Bryant.

TJ Dillashaw returns from a coffee break and runs right into Conor McGregor, who accuses the bantamweight champion of being a turncoat to Urijah Faber and his entire team in Sacramento.

Collaboration and unity across communities, continents and cultures can make the world better. Proud to be an Expo 2020 Dubai ambassador. #Expo2020 #Dubai

Obama Dancing 

Sports fans are very passionate about their favorite teams and players. They love to love, and sometimes they love to hate. With that said, it’s time for the 2019 edition of #MeanTweets featuring Kevin Durant, Bradley Beal, Dirk Nowitzki, Steve Ballmer, Joel Embiid, Charles Barkley, Ben Simmons, Jrue Holiday, Paul George, Chris Bosh, Kyle Lowry, Kemba Walker, Karl Anthony-Towns, Danny Green, Khris Middleton, Brook Lopez and Robin Lopez. #Kimmel#GameNight #NBAFinals