missed the plot 

A common term in British English indicating that the person named is completely clueless.

The company president missed the plot when he said that customers would be charged for service repair.

missed the plot by headlessnick July 11, 2010

Lose the plot 

Get really angry and lose your self-control. Derogatory, as implies that it wasn't a reasonable reaction in the circumstances.

After Dad saw my picture on the front of the porno DVD, he completely lost the plot.

Lose the plot by Observer52 September 6, 2005

Lose the plot 

To lose the ability to cope with or understand what's going on around you.

Feminist Frequency is complaining about lack of diversity in female character designs in OverWatcth, a game that went out of its way to have the most diversity in female character designs. Way to lose the plot, Feminist Frequency!

Lose the plot by JohnSmith1495 September 3, 2016

Lost the plot 

See Lose the plot.

Dad completely lost the plot when he saw my picture on the front of the porno DVD.

Lost the plot by Observer52 September 6, 2005

Lose the plot 

To lose all self control and go absolutely bonkers. Make stupid and irrational decisions. In most cases only lasts a few minutes but sometimes can be permanent which will require long periods of habitation in psychiatric hospitals with the men in white coats.

Jimmy will lose the plot when he finds out someone stole his New Kids On The Block album.

Lose the plot by Limbodancer November 7, 2018

stir the plot 

Causing or exacerbating a problem or causing "drama"

James dont stir the plot.
James stop stiring the plot.

stir the plot by Jk5002 February 28, 2021

skattering the plot 

refers to confusing the story and almost putting words into someone's mouth..

I didn't say you were ugly, i said someone must have thrown a brick in your pram when you were a baby. Stop skattering the plot!

skattering the plot by Katpaham February 13, 2009