Kimora Lee Simmons: Never Back Down!

Kimora Lee Simmons puckers up as she comes out to support her leading man, Djimon Hounsou, at the premiere of his new movie, Never Back Down, at Hollywood’s Cinerama Dome on Tuesday.

In the film, Hounsou, 43, plays a mixed martial arts veteran, who mentors Sean Faris’ character.

Never Back Down opens in theaters nationwide next Friday, March 14.

30+ pictures inside of Kimora Lee and Djimon Hounsou never backing down…