Deadlock

Boss said to secretary: For a week we will go abroad, so make arrangement.

Secretary make call to Husband: For a week my boss and I will be going abroad, you look after yourself.

Husband make call to secret lover: My wife is going abroad for a week, so lets spend the week together.

Secret lover make call to small boy whom she is giving private tuition: I have work for a week, so you need not come for class.

Small boy make call to his grandfather: Grandpa, for a week I don't have class 'coz my teacher is busy. Lets spend the week together.

Grandpa (the boss) make call to his secretary: This week I am spending my time with my grandson. We cannot attend that meeting.

Secretary make call to her husband: This week my boss has some work, we cancelled our trip.

Husband make call to secret lover: We cannot spend this week together, my wife has cancelled her trip.

Secret lover make call to small boy whom she is giving private tuition: This week we will have class as usual.

Small boy make call to his grandfather: Grandpa, my teacher said this week I have to attend class. Sorry I can't give you company.

Grandpa make call to his secretary: Don't worry this week we will attend that meeting, so make arrangement .

This is called DEAD LOCK