A barber
Barber: Fifteen dollars. How much for a shave Barber: Ten dollars. Right - shave my head.
Interviewer:"If the Earth rotates 30 times faster, what will happen?" engineer:"We will get our salary everyday" :D Think Greedily Act Confidently
9yo: 30 Aww, you deserve ice crea- 9yo: Just like grandma -m but too bad you're not getting any
Send them to barber school.
And: 'Coz they just got 'beered' O.o