5 reasons to watch tonight's UFC 185

The UFC returns to pay-per-view as UFC 185 takes place on Saturday night from the American Airlines Center in Dallas, Texas. In the main event, Anthony Pettis defends the UFC lightweight championship against number one contender Rafael Dos Anjos.

The UFC returns to pay-per-view as UFC 185 takes place on Saturday night from the American Airlines Center in Dallas, Texas. In the main event, Anthony Pettis defends the UFC lightweight championship against number one contender Rafael Dos Anjos.

The UFC returns to pay-per-view as UFC 185 takes place on Saturday night from the American Airlines Center in Dallas, Texas. In the main event, Anthony Pettis defends the UFC lightweight championship against number one contender Rafael Dos Anjos.

Saturday's UFC 185 headliner features two mixed martial artists who approach their professions in very different ways. Reigning lightweight champion Anthony Pettis (18-2 MMA, 5-1 UFC) hopes his flashy style – both in and 

Pettis (18-2 MMA, 5-1 UFC) looks for his second straight title defense when he meets Brazilian vet dos Anjos (23-7 MMA, 12-5 UFC) in UFC 185's pay-per-view headliner, which takes place at Dallas' American Airlines Center.