WEC 45: Cerrone vs. Ratcliff was a mixed martial arts event held by World Extreme Cagefighting that took place on December 19, 2009 at The Pearl at The Palms in Las Vegas, Nevada. It marked the first time the WEC has held back-to-back events at the The Pearl at The Palms.

Donald Cerrone
as Self

Ed Ratcliff
as Self

Anthony Njokuani
as Self

Chris Horodecki
as Self

Joseph Benavidez
as Self

Rani Yahya
as Self

Scott Jorgensen
as Self

Takeya Mizugaki
as Self

Bart Palaszewski
as Self

Anthony Pettis
as Self