Be rolling in the aisles informal
The phrase is a figurative expression. It evokes the image of a group of people at a show or performance. They laugh so loudly that they almost fall from their chairs into the aisles between the different sections of seats.
If someone is rolling in the aisles, he or she is laughing hysterically, especially in a theatre, cinema etc.
The audience was rolling in the aisles when the clown appeared.
Your story is hilarious. You'll have them rolling in the aisles, that’s for sure.
Laugh loudly and uncontrollably
To laugh a lot at someone or something
1. To laugh with shyness and embarrassment
2. Used to say that someone vomits on the floor, whether it's carpeted or not
Used to describe someone that gives joy and humor to others
A loud chuckle or laugh; to laugh noisily
The verb "be" should be conjugated according to its tense.
The form "to have them rolling in the aisles" is first recorded in these days: Showing how utterly impossible it is to win public recognition by deserving it, a short story by William Slavens McNutt, published in Munsey’s Magazine (New York) of May 1922.