Explaining on Instagram: "The Office bloopers are famous for showing just how hard it was for the cast to keep a straight face during filming. Steve Carell was often the main reason scenes fell apart, since his delivery as Michael Scott was so unexpected that actors would break character mid take. Many of his lines were improvised, catching everyone off guard and forcing multiple retakes. John Krasinski and Rainn Wilson also struggled to stay serious, especially during awkward conference room sc