https://www.youtube.com/watch?v=3VHkNxmbvR8&feature=youtu.be
He may sound like a 10-year-old but he was actually around 20 when he recorded this great interview back in 2008.
McGregor looks very different to his present day Louis Copeland get-up but when you listen to him speak you can hear he still had that swagger and belief. I wonder how many people believed him back then when he said he was going to take over the world of MMA?
It's actually pretty interesting following his interviews through the years. Here's one we did with him before his fight against Max Holloway. We chatted about staying cool in the octagon and the time he ended up in a film with Sheamus.
And here's another interview we had with him this time last year when UFC's latest video game was brought out.
