Tony Ferguson will face Warren Spencer on December 20 in the first defense of his undisputed Misfits Boxing middleweight title.

What led to the move?

Ferguson's switch to boxing came after a conversation with Brock Lesnar, who advised him to find a 'second passion' during his UFC losing streak.

Tony Ferguson had asked Lesnar for advice, and the former UFC heavyweight champion told him to consider retiring.

Why it matters for Tony Ferguson

Lesnar's comments were not taken lightly, but Ferguson understood his former coach's concerns about getting hurt.

Ferguson respects Lesnar highly, despite their differences in the past, and values his opinion.

What comes next?

Tony Ferguson is excited to finish the year strong and is looking forward to his title defense on December 20.

He loves competing at a high level and is eager to continue his career in boxing.

On December 20, Ferguson will put his title on the line against Warren Spencer.

The event will be a significant test for Ferguson, who is looking to prove himself in the boxing world.

Ferguson's win over Salt Papi in August was a promising start to his boxing career.

He is now focused on defending his title and making a name for himself in the sport.

The former UFC interim lightweight champion is confident in his abilities and is ready for the challenge ahead.