Get yourself prepared for UFC 178 with “Countdown” in the videos below. The series goes in-depth with the top fighters on the card, providing training footage and interviews.

The pay-per-view takes place this evening from Las Vegas and features Demetrious Johnson defending his UFC flyweight title against Chris Cariaso in the main event. Also, Donald Cerrone welcomes Eddie Alvarez to the Octagon and Conor McGregor meets Dustin Poirier.

Check out all three parts to the program in the videos below. And as a reminder, FightLine will have complete coverage of UFC 178, including live play-by-play and all your post-fight news and information tonight.