Alex's Joke

Alex : The person who made it don't use it
Alex : The person who use it don't see it
Alex : The person who see it don't want it
Alex : What is it?
Seng Wai : Condom la! Obviously the producers don't use it...and when you're using it obviously you won't see it, and who wants to use it at all!
Alex : NOOO!!!

*Interruption from Mr. Lucas*
Mr. Lucas : What is it Alex?
Alex : It's a coffin la! Those who made it don't want it, those....
Mr. Lucas : WHAT COFFIN? I'M ASKING YOU WHAT IS ORGANIC CHEMISTRY!!