Ek pathan gabraya hua doctor ke pass gaya aur bola
pathan: “dr. sahab mere bete ne chaabi nigal li hai.”
doctor: “kab?”
pathan: “teen mahine pehle”
doctor hairani se: “to tum abi tak kya kar rahe thhe?”
pathan: “ji, hum duplicate chaabi se kaam chala rahe thhe.“