Demoted

Demoted is a 2011 American comedy film directed by J. B. Rogers and starring Michael Vartan, Sean Astin, Celia Weston and David Cross.

All the while, Castro acts excessively mean to Rodney, Mike and the secretaries, moves that eventually cause him to blow a deal with Reilly Auto Parts, a national chain that would make Treadline one of the top tire brands in the country. The final straw comes when Castro destroys the secretaries break room. Led my Mike and Rodney, the secretaries storm outside and protest, eventually forming a union. Unfortunately for Rodney, his secret is revealed when Jennifer and JR catch him participating in the protest on the local news. Rodneys lies lead to Jennifer calling off their engagement.The next day, a defeated Rodney goes to Castro begging for his old job back, but Castro reveals that there was never a chance of that. Rather, desperate to make up the loss of the Reilly deal to corporate, Castro reveals that he will lay off the newly unionized secretaries at the end of the month. Along with Mike and Jane who always wanted to be a salesperson, Rodney meets up with the Reilly executives himself, and the trio successfully close the deal just as a furious Castro bursts into the room. He challenges them to a fight and is quickly knocked out by Mike. ........

Source: Wikipedia