"Wrong Number" joke

Udurawana went to Colombo for official matter and called to his house over
phone. Servant had taken the receiver.
Udurawana: Who is speaking?
Servant: Servant Sir.
Udurawana: Where is the Madam?
Servant: She is sleeping with her husband in bedroom.
Udurawana: What? I am her husband came to Colombo today.
Servant: What can I do now sir?
Udurawana: Open the cupboard, pick the Gun, shoot both of them, come back
and tell me, till then I am waiting in the line."
After some time. .. there
come 2 shooting sounds. .. after that. ..
Servant: Yes, I did Sir. But what can I do next Sir?
Udurawana: Open the back door, throw both of them into the swimming pool
Servant: There is no swimming pool in our house Sir
Udurawana: What...? No swimming pool?
Servant: Yes Sir
Udurawana: Sorry, wrong number! !!!!!!!