The hashtag #grammerschools has been trending on Twitter with people arguing for and against their re-introduction.
But eagle-eyed users have noticed the error and are commenting on the spelling of the hashtag rather than the topic itself.
Glen Laker's tweet made the point very succinctly:
Mark Pullinger tells off people opposing more grammar schools for the misspelt hashtag:
Will Black's irony meter has hit its maximum point:
Jonny Geller tweeted this image showing poor grammar:
I H Laking used this gif to illustrate the hashtag:
Others shared images of the actor Kelsey Grammer as people have mistakenly tweeted the spelling of his surname. While Siraj saw the irony of the hashtag trending on International Literacy Day on Thursday.
Andree Massiah, UGC and Social News team
The subject of grammar schools has been much talked about online but people have been spelling it incorrectly.