Stupid, Mad and Crazy

There were three friends name Stupid, Mad, Crazy respectively.

One day crazy, got missing, so is friends were worried, they search for him every where but crazy was no where to be found.

Finally they decide to go to the police station to report to the police about the incident. Gotting to the police station they met a Policeman and the following conversation ensure between them:-

Stupid – Good morning sir

Policeman – What is your problem?

Mad- Our problem is that, our friend got lost or may be they kidnapped him we don’t know.

Policeman – when last did you see him?

Stupid – Two days ago

Policeman – do you have his picture with you?

Mad – No sir. May be when you help us to find him we will snap him and give you his picture. 

Policeman – You are stupid

Stupid answer – No am stupid

Policeman - You must be mad

Mad answer – Yes am mad

Policeman– Now I see that you guys are crazy

Mad and Stupid chorosly answer - Yes that is the person we are looking for.