Alvin?

Today Captain Ng very strange!!Potato ask me " K 是没有?" I answer ''36 la'' but Captain and everyone else laugh??O.0 really dun know what they laughing for...Potato very stupid one...only good at math and A.math..............ask stupid question only.....everyone laugh.....Today Cherng didnt come??o.0 why??Charmain said she miss him!!O.0 OH MY GOD Cherng get in a real trouble!!!