After a gruesome toe injury and months of speculation, the fight is now official.

Jon Jones versus Alexander Gustafsson is on. The light heavyweight ace today tweeted a picture of him signing the contract for his next title defense. His opponent, Gustafsson, has pushed for the fight all year long and it looks like he is getting his opportunity. No specific details, but here is the tweet from Jones.

Ask and you shall receive, Mr. Gustafsson!