Khat mily ya na mily

A Pathan's wedding invitation includes an unusual clause for people who don't receive it in time.

pathan: me ne khat likha tha k meri shadi per ana.
tum q nahi aye.

2nd pathan: mujhe khat mila he nahi
1st pathan: me ne likha tha

k khat mily ya na mily tum zaror ana.:-)