Donald "Cowboy" Cerrone called out Conor McGregor after his win at the first UFC on ESPN+ event (Jan. 19, 2018) and McGregor accepted the fight via Twitter. But it wasn't the first time the two have tangled.

Watch this UFC Flashback video when the two mixed it up at the UFC Go Big Press Conference. But hey, Cowboy, McGregor is Irish. ;)

#ConorMcGregor | #DonaldCerrone | #CowboyCerrone | #UFC | #DanaWhite

You can watch the FULL UFC Go Big Press Conference here: https://www.youtube.com/watch?v=VViRqMfStU4

The full press conference features not only Conor McGregor and Donald Cerrone, but also UFC president Dana White, Jose Aldo, Daniel Cormier, Ronda Rousey, Holly Holm, Dan Henderson, Alexander Gustafsson, Chad Mendes, Joanna Jedrzejczyk, and others.

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