How did we not notice these mistakes left in sitcoms? For this list, well be looking at the most notable goofs, plot holes, and funny unplanned instances that made it into situational comedies. Our countdown includes Brooklyn Nine-Nine, New Girl, Seinfeld, and more! Which sitcom mistake did YOU catch? Let us know in the comments!

Watch more great mistake videos here:
Top 10 Friends Mistakes That Were Left in the Show - https://youtu.be/HrmDsc_eONA
Top 10 New Girl Mistakes That Were Left in the Show - https://youtu.be/6PAXdpEIxUo
Top 10 Brooklyn Nine-Nine Mistakes That Were Left in the Show - https://youtu.be/BzYldfvEiR8

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#Mistakes #Sitcoms #Comedy #Errors #Bloopers