The comedy “Blockers” has John Cena, Leslie Mann and Ike Barinholtz as parents on a mission to stop their daughters from having sex on prom night. This funny car scene involves physical comedy, pratfalls and stunts. The director Kay Cannon discusses how she first had a stunt team record the moves in a video, then had her actors watch and practice the moves for the scene. More from The New York Times Video: Subscribe: bit.ly/U8Ys7n Watch all of our videos here: nytimes.com/video Facebook: www.facebook.com/nytvideo Twitter: twitter.com/nytvideo ---------- Whether it's reporting on conflicts abroad and political divisions at home, or covering the latest style trends and scientific developments, New York Times video journalists provide a revealing and unforgettable view of the world. It's all the news that's fit to watch.