"Goosebumps while watching this trailer. Can’t wait," one UFC fan said. Conor McGregor will finally make his return against Donald Cerrone!
Conor McGregor makes his return to the octagon but he's not the only big name on the January card in Las Vegas.
The former boxer has a feud with the UFC star from their time sparring ahead of McGregor's fight with Floyd Mayweather.