Reviewed by GREG KING Director: Luke Greenfield Stars: Jake Johnson, Damon Wayans jr, Nina Dobrev, Andy Garcia, Rob Riggle, James D'Arcy, Keegan Michael Key, Tom Mardirosian, Joshua Ormond, Jonathan Lajoie, Natasha Legerro. Let's Be Cops combines elements of the slacker comedy with the familiar formula of the odd couple cop buddy comedies, popularised through the likes of 48 Hours, Lethal Weapon, …