It's rude to interrupt a performer.
Abe and Allie are at a play, which has proven a bit dull for both.
Abe wants to get out, since there's more than half left.
Abe tells Allie they should leave next intermission, which they do.
Abe convinces Allie to leave right away, bumping through the aisle and making a sound when opening the door.
They don't wait long and get out politely.
The custodian tells them not to come back because of the disturbance.