Conor McGregor on UFC202: 'Boy won the lotto the last time'

"The boy's been wearing that same damn t-shirt for the last 20 years or something."

With less than a month until the highly-anticipated rematch between Conor McGregor and Nate Diaz, the American fighter was on Conan O’Brien to promote the event.

And McGregor couldn’t resist the opportunity to wind up his opponent even though he wasn’t even in the studio.