The Speaker.....

I was wondering why Library PC Zone Net's speaker is not working for every PC in use..... And finally i got the answer..... Just only they didnt plug in the mother plug nia mah..... Ceh..... I cant listen to my favourite music in PC lab..... So boring..... Open facebook also cannot..... Very boring..... No choice loh..... Just blogging and open portal and see see..... 30 minutes later only i have to go to kuliah..... So sienz..... >.<