Megan Fox hands Machine Gun Kelly a knockout punch in the trailer for 'Midnight in the Switchgrass'

• The first trailer for Megan Fox and Machine Gun Kelly's film "Midnight in the Switchgrass" is here.
• Fox and Kelly, who are now dating, reportedly met on-set of the thriller last year.
• Fox plays an FBI agent in the film, which was directed by Randall Emmett and stars Bruce Willis.

Watch the full trailer below: