“The mouse couldn't fit into its hole, so it tied a broom to its tail.”

Said of someone who can't manage their own affairs but piles on more, or drags others along with them.

Heard in the wild

خودش به کارهاش نمی‌رسه، حالا دوستاشم آورده! موش تو سوراخ نمی‌رفت، جارو به دمش می‌بست.

He can't keep up with his own stuff and now he's brought his friends along! The mouse can't fit in the hole and he's tying a broom to his tail.

More teasing and scolding

خاک تو سرت!
khâk tu saret!
“Dirt on your head!”
Shame on you, you hopeless thing. Can be a real scolding, but between family and close friends it is often half fond and half exasperated.
دیگ به دیگ می‌گه روت سیاه
dig be dig mige rut siâh
“The pot tells the pot: your face is black!”
The pot calling the kettle black: said when someone criticises a fault they share.
برو کشکتو بساب
boro kashketo besâb
“Go and grind your kashk.”
Mind your own business, go away and do something useful.
منو سر کار گذاشتی؟
mano sar-e kâr gozâshti?
“Did you put me to work?”
Are you pulling my leg? Sar-e kâr gozâshtan means to prank someone or string them along.